(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.
aberrational
aberrational
adj
Characterized by aberration.
abnormalcies
abnormalcies
noun
plural of abnormalcy
abnormalised
abnormalised
verb
simple past tense and past participle of abnormalise
abnormalized
abnormalized
verb
simple past tense and past participle of abnormalize
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.
absorbancies
absorbancies
noun
plural of absorbancy
absorbencies
absorbencies
noun
plural of absorbency
absorptively
absorptively
adv
In an absorptive way.
acanthopteri
acanthopteri
noun
(zoology) A group of teleostean fishes having spiny fins. See Acanthopterygii.
acarocecidia
acarocecidia
noun
plural of acarocecidium
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.
accessorised
accessorised
verb
simple past tense and past participle of accessorise
accessorises
accessorises
verb
Third-person singular simple present indicative form of accessorise
accessorized
accessorized
adj
Wearing accessories.
verb
simple past tense and past participle of accessorize
accessorizes
accessorizes
verb
Third-person singular simple present indicative form of accessorize
accomplisher
accomplisher
noun
One who accomplishes.
accretionary
accretionary
adj
Of, pertaining to, or in the form of an accretion
acerbophobia
acetomorphin
acetonitrile
acetonitrile
noun
(organic chemistry) The simplest organic cyanide or nitrile, CH₃CN, formally derived from acetic acid
acetostearin
achariaceous
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
acipenseroid
acipenseroid
noun
Synonym of chondrostean
acocantherin
acocantherin
noun
Alternative form of acokantherin
acrocentrics
acrocentrics
noun
plural of acrocentric
acrocephalia
acrocephalia
noun
(medicine) A deformity of the head in which the top is more or less pointed.
acrocephalic
acrocephalic
adj
Possessing a pointed skull.
noun
A person suffering from a pointed skull.
acroesthesia
acroesthesia
noun
Alternative spelling of acroaesthesia
acromegalics
acromegalics
noun
plural of acromegalic
acromegalies
acromegalies
noun
plural of acromegaly
acromelalgia
acromelalgia
noun
(pathology) melalgia of the hands or feet
acroneurosis
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
adelomorphic
adenofibroma
adenofibroma
noun
(pathology) A benign glandular and fibrous (connective) neoplasm
adenographic
adenographic
adj
Pertaining to adenography.
adenoviruses
adenoviruses
noun
plural of adenovirus
adiaphoresis
adiaphoresis
noun
(medicine) Lack of sweating; anhidrosis.
adiaphoretic
adiponitrile
adiponitrile
noun
(organic chemistry) The nitrile derived from adipic acid
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.
adverbiation
adversarious
adversarious
adj
(archaic) hostile; adversarial
advertorials
advertorials
noun
plural of advertorial
aecidiospore
aegagropilae
aegagropiles
aegirinolite
aelurophobia
aelurophobia
noun
Alternative spelling of ailurophobia
aeolotropism
aeolotropism
noun
aeolotropy
aeolsklavier
aeolsklavier
noun
(music, historical) A modification of the aeolodicon, having wooden reeds or springs, and a pedal which triggered a set of bellows (one for each note) and produced a soft and ethereal sound.
aerification
aerification
noun
Aeration, especially of the soil.
Transformation into air or gas.
aeroacoustic
aeroacoustic
adj
Relating to aeroacoustics.
aerobicizing
aerobicizing
verb
present participle of aerobicize
aerobiologic
aerobiologic
adj
Pertaining to, or characteristic of, aerobiology.
aerobioscope
aerobioscope
noun
An instrument that collects the bacterial content of air
aerobranchia
aerocharidae
aerodonetics
aerodonetics
noun
the study of the stability of aircraft in flight, especially the study of gliders
aerodynamics
aerodynamics
noun
The aerodynamic properties of a particular object (typically a car)
The science of the dynamics of bodies moving relative to gases, especially the interaction of moving objects with the atmosphere
aeroelastics
aeroelastics
noun
aeroelasticity
aeroembolism
aeroembolism
noun
An embolism that results from the introduction, (or the formation under reduced pressure) of air bubbles in the blood.
aerographics
aerographics
noun
Synonym of aerography (“production of weather charts”)
aerographies
aeromagnetic
aeromagnetic
adj
Of or pertaining to aeromagnetics
aeromechanic
aeromechanic
noun
A mechanic in the aircraft industry
aeromedicine
aeromedicine
noun
Aviation or aerospace medicine.
aeronautical
aeronautical
adj
Of or pertaining to the scientific study of flight
aeroneurosis
aeroneurosis
noun
(aviation, medicine, pathology) A disorder afflicting pilots and members of aviation crews, characterized by exhaustion, fearfulness, and other symptoms of physical and emotional distress, associated with prolonged flying times and stressful flight conditions.
aerophysical
aerophysical
adj
Relating to aerophysics.
aeropleustic
aeropleustic
adj
(humorous) Of or pertaining to aerial navigation.
aerosiderite
aerosiderite
noun
A mass of meteoric iron.
aerosolizing
aerosolizing
verb
present participle of aerosolize
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.
afrikanerdom
afrikanerdom
Noun
The world or sphere of Afrikaners.
afterworking
agaricaceous
agaricaceous
adj
(mycology) Belonging to the Agaricaceae.
ageometrical
agglomeratic
agglomeratic
adj
(geology) Of or relating to an agglomerate.
aggregations
aggregations
noun
plural of aggregation
agriochoerus
agriotypidae
agrochemical
agrochemical
adj
Relating to agrochemistry.
noun
(chemistry) A chemical compound, such as a hormone, fungicide, or insecticide, that improves the production of crops.
A compound or product derived from farmed plants.
ailurophiles
ailurophiles
noun
plural of ailurophile
ailurophobes
ailurophobes
noun
plural of ailurophobe
airohydrogen
airohydrogen
adj
Of, or using a mixture of, hydrogen and air.
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.
albopruinose
alectoridine
algesiometer
algometrical
algometrical
adj
Relating to algometry.
alkaliferous
alkaliferous
adj
Yielding alkalis.
allegorising
allegorising
noun
The act or process of making an allegory.
verb
present participle of allegorise
allegorister
allegoristic
allegoristic
adj
allegorical
allegorizers
allegorizers
noun
plural of allegorizer
allegorizing
allegorizing
verb
present participle of allegorize
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
alloisomeric
alloisomeric
adj
(chemistry) Relating to an alloisomer or to alloisomerism
allomerizing
allomorphite
allotelluric
alloxuraemia
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
amberiferous
amberiferous
adj
Containing or yielding amber.
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.
ambiversions
ambrettolide
ambrettolide
noun
(organic compond) The macrolide lactone 1-oxacycloheptadec-8-en-2-one
ambrosiaceae
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.
amenorrhoeic
amenorrhoeic
adj
(medicine) Pertaining to the suppression of menstruation other than during pregnancy