(botany): Of, pertaining to, or resembling, a member of the Acanthaceae family.
Armed with prickles, as a plant.
acanthodidae
acanthopteri
acanthopteri
noun
(zoology) A group of teleostean fishes having spiny fins. See Acanthopterygii.
acanthuridae
acceleratorh
accouchement
accouchement
noun
Delivery in childbed; parturition
accroachment
accroachment
noun
(obsolete) An encroachment; usurpation.
acenaphthene
acenaphthene
noun
(organic chemistry) A hydrocarbon, found in coal tar, derived from naphthalene by the addition of a short aliphatic bridge.
acenesthesia
acenesthesia
noun
The loss of the perception of one's own body
acephalocyst
acephalocyst
noun
(zoology) A larval entozoön in the form of a subglobular or oval vesicle, or hydatid, filled with fluid, sometimes found in the tissues of man and the lower animals; -- so called from the absence of a head or visible organs on the vesicle. These cysts are the immature stages of certain tapeworms. Also applied to similar cysts of different origin.
aceratherium
acetaldehyde
acetaldehyde
noun
(organic chemistry) An organic compound, (CH₃CHO). Sometimes called ethanal or acetic aldehyde. See aldehyde.
acetochloral
acetomorphin
acetophenine
acetophenone
acetophenone
noun
(organic chemistry) The aromatic ketone phenyl methyl ketone, used in the manufacture of very many organic compounds
acetphenetid
acetylphenol
acetylthymol
acherontical
achievements
achievements
noun
plural of achievement
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
achtelthaler
acmaesthesia
acocantherin
acocantherin
noun
Alternative form of acokantherin
acroesthesia
acroesthesia
noun
Alternative spelling of acroaesthesia
acrophonetic
acrophonetic
adj
Of or pertaining to acrophony.
acrosticheae
actinenchyma
acuaesthesia
adiaphoretic
advocateship
advocateship
noun
(now rare) The office or function of an advocate; advocacy.
aerotechnics
aerotechnics
noun
aeronautics (aeronautic technology)
aesthetician
aesthetician
noun
A beautician; somebody employed to provide beauty treatments such as manicures and facials.
One who studies aesthetics; a student of art or beauty.
aestheticism
aestheticism
noun
A doctrine which holds aesthetics or beauty as the highest ideal or most basic standard.
aestheticist
aestheticist
noun
A proponent of aestheticism.
aestheticize
aestheticize
verb
(American spelling) Alternative spelling of aestheticise
aethrioscope
aethrioscope
noun
(meteorology) A device for measuring temperature variations due to different atmospheric conditions, such as cloud or clear skies.
afterstretch
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
alethiologic
alkahestical
alkahestical
adj
Alternative form of alkahestic
allelopathic
allelopathic
adj
relating to an allelopathy
allopathetic
allopathetic
adj
Involving or based on allopathy; allopathic.
allotheistic
allotheistic
adj
Of or relating to allotheism.
allothigenic
allothogenic
alphabetical
alphabetical
adj
(obsolete) literal
According to the sequence of the letters of the alphabet.
Pertaining to, furnished with, or expressed by letters of the alphabet.
amphicentric
amphigenetic
amphigenetic
adj
Relating to amphigenesis.
amphitheccia
amphithecial
amphithecium
amphotericin
amphotericin
noun
(biochemistry) Any of a group of amphoteric antibiotic and antifungal agents derived from Streptomyces bacteria.
anaesthetics
anaesthetics
noun
plural of anaesthetic
analphabetic
analphabetic
adj
(comparable) (of a person) Illiterate, unable to read or write.
(not comparable) (of symbols) Not alphabetic.
noun
An illiterate person.
anchoretical
anchoretical
adj
anchoretic
anhaemolytic
anhysteretic
anhysteretic
adj
Not involving or producing hysteresis.
anisosthenic
anorthoclase
anorthoclase
noun
(mineralogy) Any of a group of feldspars being mixed sodium and potassium aluminosilicates.
anorthoscope
anorthoscope
noun
An optical device (often a toy) used to produce a form of anamorphosis or to view distorted figures
antebrachial
antebrachial
adj
(anatomy) relating to the forearm
antebrachium
antebrachium
noun
(anatomy) The forearm
antechambers
antechambers
noun
plural of antechamber
antechinomys
antehistoric
antephialtic
antephialtic
adj
(medicine) Acting against nightmares.
anthelmintic
anthelmintic
adj
(pharmacology) Destructive to parasitic intestinal worms.
noun
(medicine) A drug for the treatment of intestinal worm infestation, either by killing the worms or by causing them to be expelled from the body.
anthesteriac
anthoecology
anthogenetic
anthracaemia
anthracaemia
noun
Alternative form of anthracemia
anthracnoses
anthracnoses
noun
plural of anthracnose
anthracocide
anthraconite
anthraconite
noun
(mineralogy) A coal-black marble, usually emitting a foetid smell when rubbed.
anticathexis
anticathexis
noun
countercathexis
antichlorine
antichlorine
noun
Synonym of antichlor (“substance used to remove chlorine”)
antichoicers
antichoicers
noun
plural of antichoicer
antichthones
antichthones
Noun
Those peoples who inhabit the antipodes, regions on opposite sides of the Earth.
antihygienic
antihygienic
adj
That is conducive to unhygienic conditions
antihysteric
antihysteric
adj
(pharmacology) Countering hysterics.
noun
(pharmacology) Any substance that counters hysterics.
antimephitic
antimephitic
adj
Countering mephitic gases.
antimethodic
antipathetic
antipathetic
adj
Causing a feeling of antipathy; repugnant
Having or showing a strong aversion or repugnance
Opposed in nature or character; antagonistic
antiphonetic
antiphonetic
adj
(linguistics) Going against the rules of phonetics; not spelled according to the sound.
antitheistic
antitheistic
adj
Of, pertaining to or espousing antitheism.
antithetical
antithetical
adj
Pertaining to antithesis, or opposition of words and sentiments; containing, or of the nature of, antithesis; contrasted.
apothecaries
apothecaries
noun
plural of apothecary
apothegmatic
apothegmatic
Adjective
Relating to, or in the manner of, an apothegm; sententious; pithy.
approachment
approachment
noun
(archaic) approach
arceuthobium
archaeolater
archaeolatry
archaeolatry
noun
Worship of an antiquity; excessive veneration of antiquity.
archaeostoma
archapostate
archboutefeu
archecentric
archegoniata
archegoniate
archegoniate
adj
(botany) Relating to or possessing archegonia.
noun
Any organism having archegonia.
archenterons
archenterons
noun
plural of archenteron
archeolithic
archeologist
archeologist
noun
(chiefly US) Alternative spelling of archaeologist
archeopteryx
archeopteryx
noun
A specimen of the species Archaeopteryx lithographica, being the earliest and most primitive known bird, representing a transition in the evolution of dinosaurs to birds.
archetypally
archetypally
adv
In an archetypal way.
archetypical
archetypical
adj
In the way of an archetype, in the way of an idealized model or most representative.
archexorcist
archibenthal
archibenthic
archibenthic
adj
Relating to the upper part of the benthic region, from the sublittoral to the abyssal
archibenthos
archimycetes
architective
architective
adj
Used in building; suitable for building.
architecture
architecture
noun
(computing) A family of CPUs sharing a common instruction set and having partial or full compatibility with software built on each other.
(computing) A specific model of a microchip or CPU.
A unifying structure.
Any particular style of building design.
Construction, in a more general sense; frame or structure; workmanship.
The art and science of designing and managing the construction of buildings and other structures, particularly if they are well proportioned and decorated.
The structure and design of a system or product.
architeuthis
architeuthis
noun
A giant squid (genus Architeuthis).
archminister
archpractice
archprelatic
aristarchies
aristarchies
noun
plural of aristarchy
arithmetical
arithmetical
adj
(mathematics) Of or pertaining to arithmetic, particularly the functions of arithmetic (noun; stress on the second syllable).
arthriticine
arthrobacter
arthroscopes
arthroscopes
noun
plural of arthroscope
asterochiton
astrochemist
astrochemist
noun
(chemistry, astronomy) A chemist or astronomer whose speciality is astrochemistry.
atheological
atheological
adj
Opposed to theology.
atheistic
atheoretical
atheoretical
adj
Independent of theory
athericerous
athletically
athletically
adv
In an athletic manner.
athleticisms
athleticisms
noun
plural of athleticism
athletocracy
athletocracy
noun
(derogatory, education) The situation where students involved in sports are treated better than those who are not.
atmospherics
atmospherics
noun
radio interference caused by pulses of electromagnetic radiation in the atmosphere as the result of lightning and other events (both natural and man-made)
atomechanics
atomechanics
noun
(obsolete) The mechanics of atoms.
attouchement
aurichalcite
aurichalcite
noun
(mineralogy) A basic carbonate mineral of copper and zinc.
autechoscope
authenticate
authenticate
adj
Synonym of authentic.
verb
(transitive) To prove authentic; to determine as real and true.
(transitive) To render authentic; to give authority to, by the proof, attestation, or formalities required by law, or sufficient to entitle to credit.
authenticity
authenticity
noun
(obsolete) The quality of being authentic (of established authority).
The quality of being genuine or not corrupted from the original, of having the same origin (or attribution, commitment, intention, etc.) as claimed.
authigenetic
authigenetic
adj
Synonym of authigenic
autocephalia
autocephalia
noun
Alternative form of autocephaly
autocephalic
autocephalic
adj
Autocephalous.
autochemical
autochthones
autochthones
noun
plural of autochthon
averrhoistic
bachelorette
bachelorette
noun
(Canada) A very small bachelor (single room) apartment.
(Canada, US) An unmarried woman.
backstitched
backstitched
verb
simple past tense and past participle of backstitch
backstitches
backstitches
noun
plural of backstitch
verb
Third-person singular simple present indicative form of backstitch
baluchithere
bandersnatch
bandersnatch
Proper noun
An obscure, fictional creature mentioned in one of Lewis Carroll's poems.