(biology) Loss during evolution of the final stages of the ancestral ontogenetic pattern.
(linguistics) A shortened or contracted form of a word or phrase, used to represent the whole, utilizing omission of letters, and sometimes substitution of letters, or duplication of initial letters to signify plurality, including signs such as +, =, @.
(mathematics) Reduction to lower terms, as a fraction.
(music) A notation used in music score to denote a direction, as pp or mf.
(music) One or more dashes through the stem of a note, dividing it respectively into quavers, semiquavers, demisemiquavers, or hemidemisemiquavers.
Any convenient short form used as a substitution for an understood or inferred whole.
The process of abbreviating.
The result of shortening or reducing; abridgment.
abbreviations
abbreviations
noun
plural of abbreviation
abbreviator
abbreviator
noun
(Roman Catholicism, historical) One of a college of seventy-two officers of the papal court whose duty was to make a short minute of a decision on a petition, or reply of the pope to a letter, and afterwards expand the minute into official form.
A person who abbreviates or shortens.
abbreviators
abbreviators
noun
plural of abbreviator
abbreviatory
abbreviatory
adj
Serving or tending to abbreviate; shortening; abridging.
abbroachment
abdominoanterior
abdominohysterectomy
abdominohysterectomy
noun
(surgery) Removal of the uterus via an incision made in the abdominal wall rather than via the vagina.
abdominohysterotomy
abdominohysterotomy
noun
(surgery) An incision of the uterus, done through a surgical hole in the abdomen.
abdominoposterior
abductores
abductores
Noun
of. Sometimes used instead of abductor when referring to the anatomical muscles.
abercrombie
abercromby
aberdonian
aberdonian
Adjective
Of or relating to Aberdeen.
Noun
A citizen or inhabitant of, or person born in, Aberdeen, NE Scotland.
abernon
aberration
aberration
noun
(astronomy) A small periodical change of the apparent positions of the stars and other heavenly bodies, due to the combined effect of the motion of light and the motion of the observer.
(astronomy, by extension) The tendency of light rays to preferentially strike the leading face of a moving object (the effect underlying the above phenomenon).
(electronics) A defect in an image produced by an optical or electrostatic lens system.
(medicine) A deviation of a tissue, organ or mental functions from what is considered to be within the normal range.
(optics) The convergence to different foci, by a lens or mirror, of rays of light emanating from one and the same point, or the deviation of such rays from a single focus; a defect in a focusing mechanism that prevents the intended focal point.
(zoology, botany) A typical development or structure; deviation from the normal type; an aberrant organ.
A mental disorder, especially one of a minor or temporary character.
A partial alienation of reason.
The act of wandering; deviation from truth, moral rectitude; abnormal; divergence from the straight, correct, proper, normal, or from the natural state.
aberrational
aberrational
adj
Characterized by aberration.
aberrations
aberrations
noun
plural of aberration
aberrator
aberrator
noun
(optics) A device that simulates aberration in an image.
aberrometer
aberrometer
noun
A device that measures refractive aberrations of the eye
aberroscope
aberroscope
noun
(ophthalmology) An instrument used to observe aberration of the eye
aberuncator
aberuncator
noun
A pruning device mounted on a pole, so as to reach high branches; a weeding machine.
abettor
abettor
noun
A supporter or advocate.
One that abets an offender; one that incites; instigates; encourages.
abettors
abettors
noun
plural of abettor
abhorred
abhorred
adj
(obsolete) Horrified.
Strongly disliked: hated, despised.
verb
simple past tense and past participle of abhor
abhorrence
abhorrence
noun
(obsolete, historical) An expression of abhorrence, in particular any of the parliamentary addresses dictated towards Charles II.
A person or thing that is loathsome; a detested thing.
Extreme aversion or detestation; the feeling of utter dislike or loathing.
abhorrences
abhorrences
noun
plural of abhorrence
abhorrency
abhorrency
noun
(obsolete) Aberrancy.
(obsolete) Quality of being abhorrent; feeling of abhorrence.
(obsolete) something that elicits abhorrence; a detestable thing.
abhorrent
abhorrent
adj
(archaic) Inconsistent with, or far removed from, something; strongly opposed.
Abhorring; detesting; having or showing abhorrence; loathing.
Contrary to something; discordant.
Detestable or repugnant.
abhorrently
abhorrently
adv
In a manner, or to a degree, that is abhorrent; with abhorrence.
abhorrer
abhorrer
noun
(historical, sometimes capitalized) A nickname given in the early 17ᵗʰ century to signatories of addresses of a petition to reconvene parliament, addressed to Charles II.
One who abhors.
abhorrers
abhorrers
noun
plural of abhorrer
abhorrible
abhorrible
adj
(rare, obsolete) Detestable.
ablepharon
ablepharon
noun
(medicine) ablepharia
ablepharous
ablepharous
adj
(medicine) Exhibiting ablepharia; without eyelids.
abnegator
abnegator
noun
(rare) One who abnegates, denies, or rejects.
abnegators
abnegators
noun
plural of abnegator
abnormalcies
abnormalcies
noun
plural of abnormalcy
abnormalise
abnormalise
verb
Non-Oxford British English standard spelling of abnormalize.
abnormalised
abnormalised
verb
simple past tense and past participle of abnormalise
abnormalities
abnormalities
noun
plural of abnormality
abnormalize
abnormalize
verb
(transitive) To make abnormal.
abnormalized
abnormalized
verb
simple past tense and past participle of abnormalize
abnormalness
abnormalness
noun
The quality of being abnormal.
abnormities
abnormities
noun
plural of abnormity
aboardage
abolisher
abolisher
noun
Agent noun of abolish; one who abolishes.
abolishers
abolishers
noun
plural of abolisher
aborigine
aborigine
noun
(in the plural) The native flora and fauna of an area.
A native inhabitant of a country; a member of the original people.
aborigines
aborigines
noun
(history) The inhabitants of a location before colonization by the Europeans occurred.
Indigenous flora and fauna.
The original people of a location, originally Greek and Roman.
plural of aborigine
aborsement
aborsement
noun
(obsolete) Abortment; abortion
aborsive
aborsive
adj
(obsolete) abortive from the first.
aborted
aborted
adj
(biology) Rendered abortive or sterile; undeveloped.
Brought forth prematurely.
Checked in normal development at an early stage.
verb
simple past tense and past participle of abort
aborter
aborter
noun
(derogatory) One who has an abortion.
(rare) One who performs an abortion.
One who or that which aborts.
aborters
aborters
noun
plural of aborter
aborticide
aborticide
noun
An agent responsible for an abortion (the destruction of a fetus); abortifacient.
The act of destroying a fetus in the womb; feticide.
abortient
abortient
adj
(archaic, medicine) Reproductively sterile or miscarrying.
noun
(archaic, medicine) Abortifacient; an agent producing abortion.
abortifacient
abortifacient
adj
(pharmacology) Producing miscarriage.
noun
(pharmacology) A drug or an agent that induces an abortion.
abortive
abortive
adj
(biology) Imperfectly formed or developed; rudimentary; sterile.
(medicine) Cutting short; acting to halt or slow the progress (of a disease).
(obsolete) Produced by abortion; born prematurely and therefore unnatural.
(obsolete, masonry) The joint or interstice between stones, to be filled with mortar.
A cold water drinking fountain (for people) typically found in a public location; more generally, any fountain or water source (including for animals like birds, horses etc).
abrocome
abrocome
noun
Either of the ratlike rodents that form the genus Abrocoma; rat chinchilla.
abrogable
abrogable
adj
capable of being abrogated.
abrogate
abrogate
adj
(archaic) Abrogated; abolished.
verb
(molecular biology, transitive) To block a process or function.
(transitive) To put an end to; to do away with.
(transitive, law) To annul by an authoritative act; to abolish by the authority of the maker or her or his successor; to repeal; — applied to the repeal of laws, decrees, ordinances, the abolition of customs, etc.
abrogated
abrogated
verb
simple past tense and past participle of abrogate
abrogates
abrogates
verb
Third-person singular simple present indicative form of abrogate
abrogative
abrogative
adj
Tending or designed to abrogate.
abrotine
abrotine
noun
A colorless crystalline alkaloid obtained from abrotanum, C₂₁H₂₂N₂O.
abruptiones
absarokee
absarokite
absarokite
noun
(mineralogy) A basaltic-trachyandesite rock containing phenocrysts of olivine and augite
abscessroot
absconder
absconder
noun
A person who absconds.
absconders
absconders
noun
plural of absconder
absoluter
absoluter
adj
(rare) comparative form of absolute: more absolute
absolver
absolver
noun
Agent noun of absolve; one who absolves.
absolvers
absolvers
noun
plural of absolver
absorbable
absorbable
adj
Capable of being absorbed or swallowed up.
noun
A material that can be absorbed.
absorbance
absorbance
noun
(physics) A logarithmic measure of the amount of light that is absorbed when passing through a substance; the capacity of a substance to absorb light of a given wavelength; optical density.
absorbances
absorbances
noun
plural of absorbance
absorbancies
absorbancies
noun
plural of absorbancy
absorbed
absorbed
adj
Fully occupied with one's thoughts; engrossed.
Something that has been absorbed, taken in, engulfed, imbibed, or assimilated.
verb
simple past tense and past participle of absorb
absorbedly
absorbedly
adv
In a manner as if wholly engrossed or engaged.
absorbedness
absorbedness
noun
The capability of being absorbed.
absorbefacient
absorbefacient
adj
(medicine) Inducing or increasing absorption (of a drug).
noun
(medicine) Any such medicine that induces absorption.
absorbencies
absorbencies
noun
plural of absorbency
absorbency
absorbency
noun
(obsolete) The action of absorbing.
(physics) The ratio of the absorbance or optical density of a substance to that of a similar body of pure solvent.
The quality of being absorbent.
absorbent
absorbent
adj
Having the ability or tendency to absorb; able to soak up liquid easily; absorptive.
noun
(chemistry) A liquid used in the process of separating gases or volatile liquids, in oil refining.
(medicine) Any substance which absorbs and neutralizes acid fluid in the stomach and bowels, as magnesia, chalk, etc.; also a substance, e.g., iodine, which acts on the absorbent vessels so as to reduce enlarged and indurated parts.
(physiology, pluralized, now rare) The vessels by which the processes of absorption are carried on, as the lymphatics in animals, the extremities of the roots in plants.
Anything which absorbs.
absorbents
absorbents
noun
plural of absorbent
absorber
absorber
noun
(nuclear physics) A material that absorbs neutrons in a reactor.
A device which causes gas or vapor to be absorbed by a liquid.
A person who absorbs.
Something that absorbs.
absorbers
absorbers
noun
plural of absorber
absorptance
absorptance
noun
(optics, physics) Absorbed radiation and incident radiation in a ratio format; a measurement that shows how well a surface absorbs radiation.
absorptances
absorptances
noun
plural of absorptance
absorptiometer
absorptiometer
noun
A instrument that computes the absorption rate by measuring the pressure of the gas; a colorimeter for liquids.
An instrument used to measure the amount of radiation or light absorbed.
absorptiometric
absorptiometric
adj
Of or pertaining to the measurement of absorption.
absorptive
absorptive
adj
Having power, capacity, or tendency to absorb or imbibe; absorbent.
noun
Any substance that absorbs.
absorptively
absorptively
adv
In an absorptive way.
absorptiveness
absorptiveness
noun
The quality of being absorptive; absorptive power.
abstersion
abstersion
noun
(archaic) Act of wiping clean; a cleansing; a purging.
abstertion
accordable
accordable
adj
(obsolete) Reconcilable; in accordance
Able to be given or dispensed.
acerbityacerose
acerbophobia
acetabuliferous
acetabuliferous
adj
Furnished with fleshy cups for adhering to bodies, as cuttlefish, etc.
acetabuliform
acetabuliform
adj
(botany) Shaped like a saucer or shallow cup.
acetbromamide
acetobacter
acetobacter
noun
Any of the genus Acetobacter of acetic acid bacteria characterized by the ability to convert ethanol to acetic acid in the presence of oxygen, and used in the commercial production of vinegar.
acetobromanilide
acetylcarbazole
acetylmethylcarbinol
acetylmethylcarbinol
noun
(organic chemistry) acetoin
achromatizable
achromobacter
achromobacterieae
acrobacies
acrobates
adderbolt
adderbolt
noun
(now UK dialectal) A dragonfly.
adenofibroma
adenofibroma
noun
(pathology) A benign glandular and fibrous (connective) neoplasm
adenofibrosis
adenofibrosis
noun
(pathology) a benign nodular microscopic lesion of the prostate consisting of acinar tissue with increased stroma
(pathology) a nodular, benign breast lesion consisting of hyperplastic distorted lobules of acinar tissue with increased collagenous stroma
adenoliomyofibroma
adenomyofibroma
adorable
adorable
adj
Befitting of being adored; cute or loveable.
adorableness
adorableness
noun
The state or quality of being adorable.
adsorbable
adsorbable
adj
Able to be adsorbed
adsorbate
adsorbate
noun
a substance that has been adsorbed
adsorbates
adsorbates
noun
plural of adsorbate
adsorbed
adsorbed
verb
simple past tense and past participle of adsorb
adsorbent
adsorbent
adj
Tending to adsorb.
noun
The solid or liquid in the process of adsorption on which the adsorbate accumulates.
adsorbents
adsorbents
noun
plural of adsorbent
adverbiation
aelurophobe
aelurophobe
noun
Alternative spelling of ailurophobe
aelurophobia
aelurophobia
noun
Alternative spelling of ailurophobia
aerobacter
aerobacteriological
aerobacteriologically
aerobacteriologist
aerobacteriology
aerobacters
aeroballistic
aeroballistic
adj
Relating to aeroballistics.
aeroballistics
aeroballistics
noun
The part of ballistics that deals with the interaction of high-speed projectiles with the atmosphere