(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.
abbreviators
abbreviators
noun
plural of abbreviator
abbreviatory
abbreviatory
adj
Serving or tending to abbreviate; shortening; abridging.
abbroachment
aberrational
aberrational
adj
Characterized by aberration.
abortiveness
abortiveness
noun
(countable) The result or product of being abortive.
(uncountable) The quality of being abortive.
abrasiometer
abrasiometer
noun
A device which measures the resistance of surfaces to abrasion.
absorptances
absorptances
noun
plural of absorptance
absorptively
absorptively
adv
In an absorptive way.
acanthopteri
acanthopteri
noun
(zoology) A group of teleostean fishes having spiny fins. See Acanthopterygii.
acategorical
acategorical
adj
Not categorical; not subject to being included in a category.
acceleration
acceleration
noun
(countable) The amount by which a speed or velocity increases (and so a scalar quantity or a vector quantity).
(physics) The change of velocity with respect to time (can include deceleration or changing direction).
(uncountable) The act of accelerating, or the state of being accelerated; increase of motion or action; as opposed to retardation or deceleration.
The advancement of students at a rate that places them ahead of where they would be in the regular school curriculum.
acceleratorh
accelerators
accelerators
noun
plural of accelerator
acceleratory
acceleratory
adj
accelerative
accouterment
accouterment
noun
(archaic) The act of accoutering; furnishing.
(by extension) An identifying yet superficial characteristic.
(chiefly in the plural) An article of clothing or equipment, in particular when used as an accessory.
(military, chiefly in the plural) A soldier's equipment, other than weapons and uniform.
accoutrement
accoutrement
noun
(Commonwealth) Alternative form of accouterment
accretionary
accretionary
adj
Of, pertaining to, or in the form of an accretion
accroachment
accroachment
noun
(obsolete) An encroachment; usurpation.
acetochloral
acetomorphin
acetonitrile
acetonitrile
noun
(organic chemistry) The simplest organic cyanide or nitrile, CH₃CN, formally derived from acetic acid
acetostearin
acherontical
achrodextrin
achrodextrin
noun
(biochemistry, cytology) A form of dextrin that is not colourable by iodine
achromatised
achromatised
verb
simple past tense and past participle of achromatise
achromatized
achromatized
verb
simple past tense and past participle of achromatize
achromatizes
achromatizes
verb
Third-person singular simple present indicative form of achromatize
acocantherin
acocantherin
noun
Alternative form of acokantherin
acrocentrics
acrocentrics
noun
plural of acrocentric
acroesthesia
acroesthesia
noun
Alternative spelling of acroaesthesia
acrophonetic
acrophonetic
adj
Of or pertaining to acrophony.
acrosticheae
acroteleutic
acroteleutic
noun
(obsolete, Christianity) The end of a verse or psalm, or something added to it, to be sung by the people by way of a response.
acroterteria
acrotretidae
actiniferous
actiniferous
adj
Containing or producing actinium
actinometers
actinometers
noun
plural of actinometer
actinometric
actinometric
adj
Measured using an actinometer
Of or pertaining to actinometry
actinopteran
adiaphoretic
adiponitrile
adiponitrile
noun
(organic chemistry) The nitrile derived from adipic acid
adjournments
adjournments
noun
plural of adjournment
admonitioner
admonitioner
noun
(obsolete) An admonisher; one who admonishes.
adrenotropic
adrenotropic
adj
That stimulates the adrenal glands or adrenal cortex
adroitnesses
adroitnesses
noun
plural of adroitness
adsorptively
adsorptively
adv
In an adsorptive manner; with a tendency toward or characteristic of adsorption.
adulteration
adulteration
noun
The action of adulterating, being mixed with extraneous material, illicit substitution of one substance for another.
adulterators
adulterators
noun
plural of adulterator
adulterously
adulterously
adv
In an adulterous manner.
adverbiation
advertorials
advertorials
noun
plural of advertorial
aegirinolite
aeolotropism
aeolotropism
noun
aeolotropy
aerification
aerification
noun
Aeration, especially of the soil.
Transformation into air or gas.
aeroacoustic
aeroacoustic
adj
Relating to aeroacoustics.
aerodonetics
aerodonetics
noun
the study of the stability of aircraft in flight, especially the study of gliders
aeroelastics
aeroelastics
noun
aeroelasticity
aeromagnetic
aeromagnetic
adj
Of or pertaining to aeromagnetics
aeronautical
aeronautical
adj
Of or pertaining to the scientific study of flight
aeroplankton
aeroplankton
noun
The tiny lifeforms that float and drift in the air, carried by the current of the wind.
aeropleustic
aeropleustic
adj
(humorous) Of or pertaining to aerial navigation.
aeroporotomy
aerosiderite
aerosiderite
noun
A mass of meteoric iron.
aerostatical
aerostatical
adj
Of or relating to aerostatics; pneumatic.
aeronautic
aerotechnics
aerotechnics
noun
aeronautics (aeronautic technology)
aethrioscope
aethrioscope
noun
(meteorology) A device for measuring temperature variations due to different atmospheric conditions, such as cloud or clear skies.
afforestable
afforestable
adj
Suitable for being afforested.
afforestment
afforestment
noun
The process of afforesting.
aforethought
aforethought
adj
(postpositive) Premeditated; planned ahead of time.
afterthought
afterthought
noun
A reflection after an act; a later or subsequent thought, action, or expedient.
Something additional to the original plan or concept.
verb
(very rare except in the past tense, possibly nonstandard) To expound as an afterthought.
simple past tense and past participle of afterthink
afterworking
ageometrical
agglomerated
agglomerated
verb
simple past tense and past participle of agglomerate
agglomerates
agglomerates
verb
Third-person singular simple present indicative form of agglomerate
agglomeratic
agglomeratic
adj
(geology) Of or relating to an agglomerate.
agglomerator
agglomerator
noun
A device that agglomerates material.
aggregations
aggregations
noun
plural of aggregation
agranulocyte
agranulocyte
noun
(biochemistry) Any of several kinds of white blood cell characterised by the absence of granules in the cytoplasm.
agriotypidae
agroforester
agroforester
noun
One who takes part in agroforestry
agroforestry
agroforestry
noun
An agricultural approach of using the interactive benefits from combining trees and shrubs with crops and/or livestock.
airworthiest
airworthiest
adj
superlative form of airworthy: most airworthy
akrochordite
akrochordite
noun
(mineralogy) A monoclinic-prismatic reddish brown mineral containing arsenic, hydrogen, magnesium, manganese, and oxygen.
alcoholature
alcoholature
noun
(medicine, dated) An alcoholic tincture prepared with fresh plants.
alcoholmeter
alcoholmeter
noun
Alternative form of alcoholometer
aldosterones
aldosterones
noun
plural of aldosterone
alectoridine
algesiometer
algometrical
algometrical
adj
Relating to algometry.
allegorister
allegoristic
allegoristic
adj
allegorical
allelotropic
alliteration
alliteration
noun
The recurrence of the same letter in accented parts of words, as in Anglo-Saxon alliterative meter.
The repetition of consonant sounds at the beginning of two or more words immediately succeeding each other, or at short intervals.
alloiometric
allomorphite
allotelluric
alpenstocker
alpenstocker
noun
A mountain-climber, especially one that uses an alpenstock.
alstroemeria
alstroemeria
noun
Any member of the genus Alstroemeria of South American flowering plants, the Peruvian lilies.
altercations
altercations
noun
plural of altercation
alternariose
alternations
alternations
noun
plural of alternation
ambicolorate
ambidextrous
ambidextrous
adj
(archaic) Practising or siding with both parties.
(humorous) Of a person, bisexual.
Equally usable by left-handed and right-handed people (as a tool or instrument).
Exceptionally skillful; adept in more than one medium, genre, style, etc.
Having equal ability in both hands; in particular, able to write equally well with both hands.
ambisextrous
ambisextrous
adj
(humorous, sometimes offensive, of a person) Bisexual.
Epicene, androgynous.
Having both male and female, or masculine and feminine elements.
ambrettolide
ambrettolide
noun
(organic compond) The macrolide lactone 1-oxacycloheptadec-8-en-2-one
ambulatories
ambulatories
noun
plural of ambulatory
ameliorating
ameliorating
verb
present participle of ameliorate
amelioration
amelioration
noun
(linguistics) The process by which a term gains a more positive connotation over time.
(philosophy) An ameliorative change of a concept or a repertoire of concepts.
An improvement.
The act of making better.
ameliorative
ameliorative
adj
(linguistics) Suggesting or relating to a positive or approving evaluation.
(philosophy) Of or relating to conceptual engineering, the normative study of which conceptual demarcation is most conducive to solve the problems the concept is a priori taken to solve.
Able to repair or ameliorate.
noun
(linguistics, rare) A linguistic unit (such as a word, morpheme) that implies a positive or approving evaluation.
That which betters or improves.
ameliorators
ameliorators
noun
plural of ameliorator
amelioratory
amelioratory
adj
Serving to ameliorate or improve.
amentiferous
amentiferous
adj
(botany) Bearing catkins.
aminopterins
aminopterins
noun
plural of aminopterin
ammoniureted
amoebobacter
amorphophyte
amorphophyte
noun
Any plant with flowers of an irregular or anomalous shape
amortizement
amortizement
noun
The act or process of amortizing.
amperometric
amperometric
adj
(chemistry, physics) That involves measurement of an electric current during a process such as titration
amphierotism
amphotericin
amphotericin
noun
(biochemistry) Any of a group of amphoteric antibiotic and antifungal agents derived from Streptomyces bacteria.
amyelotrophy
amyelotrophy
noun
(medicine) Atrophy of the spinal cord.
amylodextrin
amylodextrin
noun
(biochemistry) A high molecular weight form of dextrin
anacreontics
anacreontics
noun
plural of anacreontic
anaerobation
anaerobiotic
anaerobiotic
adj
(anatomy) Resembling or relating to anaerobes.
anaeroplasty
anakinetomer
anapterygota
anapterygote
anchoretical
anchoretical
adj
anchoretic
androcentric
androcentric
adj
Of, pertaining to, or exhibiting androcentrism; focused on males.
androgenetic
androgenetic
adj
Relating to, or exhibiting, androgenesis.
androgyneity
andropetalar
androsterone
androsterone
noun
(biochemistry, steroids) An androgenic hormone, excreted in the urine, somewhat less active than testosterone.
anemometries
anemometries
noun
plural of anemometry
anemotropism
anemotropism
noun
(botany) The orientation of plants in response to the direction of the wind.
anisometrope
anisopterous
anisotropies
anisotropies
noun
plural of anisotropy
anitrogenous
ankylenteron
anorthoclase
anorthoclase
noun
(mineralogy) Any of a group of feldspars being mixed sodium and potassium aluminosilicates.
anorthophyre
anorthoscope
anorthoscope
noun
An optical device (often a toy) used to produce a form of anamorphosis or to view distorted figures
anorthosites
anorthosites
noun
plural of anorthosite
anotherguess
anotherguess
adj
(archaic) Of another kind.
antarctogaea
antehistoric
antepectoral
antepectoral
adj
(anatomy) Of the feet of insects: fixed in the forepart of the prosternum or prothorax.
anteporticos
antepretonic
anteprostate
anteriorness
anteriorness
noun
The state or quality of being anterior.
anterodorsal
anterodorsal
adj
(anatomy) in front (at the head end) and toward the back (side nearest the spine)