(chemistry) Relating to the common wormwood or to an acid obtained from it.
absinthin
absinthin
noun
(organic chemistry) The principal compound found in wormwood (Artemisia absinthium), having a bitter taste: C₁₅H₂₀O₄
absinthol
absinthol
noun
(organic chemistry) A monoterpene ketone that is a major constituent of the essential oil of wormwood, C₁₀H₁₆O; thujone.
abthainry
acanthial
acanthial
adj
Of or belonging to the acanthion.
acanthine
acanthine
adj
Of, pertaining to, or resembling, the plant acanthus, or its leaves.
acanthion
acanthion
noun
(medicine) A point lying near the base of the nose; specifically, the point at the base of the anterior nasal spine that lies on the mesial line; tip of the anterior nasal spine.
acanthite
acanthite
noun
(mineralogy) A mineral form of silver sulfide, Ag₂S, that is a major ore of silver, that forms slender prisms.
acanthoid
acanthoid
adj
Having the shape of a spine or thorn
acatholic
acatholic
adj
not Catholic
achetidae
acoluthic
acoluthic
adj
Pertaining to a residual sense impression immediately following a stimulus, as with an afterimage
acroliths
acroliths
noun
plural of acrolith
actorship
actorship
noun
The state or quality associated with being an actor.
adeptship
adeptship
noun
The role or status of an adept.
adhibited
adhibited
verb
simple past tense and past participle of adhibit
adigranth
aegisthus
aegisthus
Proper noun
The murderer of Agamemnon and lover of his wife Clytemnestra.
aeroliths
aeroliths
noun
plural of aerolith
aestethic
aesthesia
aesthesia
noun
The ability to perceive sensations.
aesthesis
aesthesis
noun
Alternative spelling of esthesis
aesthetic
aesthetic
adj
Beautiful or appealing to one's sense of beauty or art.
Concerned with beauty, artistic impact, or appearance.
noun
That which appeals to the senses.
The artistic motifs defining a collection of things, especially works of art; more broadly, their aura or “vibe”.
The study of art or beauty.
aethalium
aethalium
noun
A flat, plump fruiting body, formed by the aggregation of plasmodia, in certain slime molds.
aetheling
affreight
affreight
verb
To hire (a ship etc.) for the transportation of freight.
affrights
affrights
noun
plural of affright
verb
Third-person singular simple present indicative form of affright
aftership
agentship
agentship
noun
(countable) The office or position of an agent.
(uncountable) A means of effecting something; agency.
aghlabite
ahistoric
ahistoric
adj
Synonym of ahistorical
ahnfeltia
ailanthic
ailanthus
ailanthus
noun
Any of several deciduous Asiatic trees of the genus Ailanthus, including the tree of heaven.
ainsworth
ainsworth
Proper noun
A village in Greater Manchester, England
A village in British Columbia, Canada
An unincorporated community in Ross Townsip, Lake County, Indiana, United States, now defunct
A city in Iowa, United States
A city in Nebraska, United States, and the county seat of Brown County.
A town in Wisconsin, United States
A state park in Oregon, United States
airworthy
airworthy
adj
Meeting standards for safe flight
aitchbone
aitchbone
noun
A cut of beef lying above the rump bone.
The rump bone itself.
aitchless
aitchless
adj
Without pronouncing the /h/ sound.
akoluthia
alchemist
alchemist
noun
One who blends material or substances in the nature or supposed nature of alchemy.
One who practices alchemy.
alchitran
alecithal
alecithal
adj
(biology, of an ovum) Tending to segment uniformly, and having little or no yolk embedded in the protoplasm.
alecithic
aleknight
algorithm
algorithm
noun
(countable) A collection of ordered steps that solve a mathematical problem. A precise step-by-step plan for a computational procedure that possibly begins with an input value and yields an output value in a finite number of steps.
(uncountable, obsolete) Calculation with Arabic numerals; algorism.
alighting
alighting
noun
The act of one who alights.
verb
present participle of alight
aliphatic
aliphatic
adj
(organic chemistry) Of a class of organic compounds in which the carbon atoms are arranged in an open chain.
noun
(chiefly in the plural) A petroleum fraction containing no aromatic compounds
A compound of this type.
allethrin
allethrin
noun
Either of a pair of related synthetic pyrethroids used in insecticides to paralyse the nervous system.
allophite
alopathic
alphonist
altheimer
althionic
altigraph
altigraph
noun
An altimeter that makes a recording on a chart.
alushtite
amaltheia
amathiste
ameritech
amianthus
amianthus
noun
A type of asbestos with long, soft, thin fibers.
amoritish
amphitene
amphitoky
amphitron
amphitruo
anaptychi
anaptychi
noun
plural of anaptychus
anarchist
anarchist
adj
(somewhat rare) Relating to anarchism or to anarchists; anarchistic.
noun
(by extension) One who promotes chaos and lawlessness.
One who believes in or advocates the absence of hierarchy and authority in most forms (compare anarchism), especially one who works toward the realization of such.
One who disregards laws and social norms as a form of rebellion against authority.
One who resents outside control or influence on their life, in particular a government, and therefore desires the absence of political control.
anarithia
anarthria
anarthria
noun
(neurology, neuropsychology) A speech impairment in which the ability to articulate is lost completely.
anarthric
anarthric
adj
(medicine) Of, relating to, or suffering from anarthria; unable to articulate owing to muscle weakness.
anchietea
anchietin
anchistea
anchorite
anchorite
noun
One who lives in isolation or seclusion, especially for religious reasons; hermit.
angiolith
angiolith
noun
A calcareous deposit in the wall of a blood vessel
anhistous
anhistous
adj
(biology) Without definite structure.
anhydrite
anhydrite
noun
(mineralogy) An evaporite mineral made of anhydrous calcium sulfate.
anorthite
anorthite
noun
(mineralogy) A variety of plagioclase feldspar, the calcium endmember of that series.
antechoir
antechoir
noun
The division of a choir, that is divided as in some Spanish churches, that is further away from the sanctuary.
The part of a church in front of the choir, often reserved for the clergy and choristers.
anthelion
anthelion
noun
A faint, white halo rarely seen in the sky opposite the sun on the parhelic circle
antheming
antheming
verb
present participle of anthem
anthemion
anthemion
noun
An ornamental design consisting of palmettes or lotus flowers.
antherids
antherine
antheroid
antheroid
adj
Resembling an anther.
anthidium
anthobian
anthodium
anthodium
noun
(botany) The inflorescence of a compound flower in which many florets are gathered into an involucrate head.
antholite
antholite
noun
(paleontology) A fossil plant, like a petrified flower.
anthomyia
anthorine
anthozoic
anthozoic
adj
(zoology) Of or pertaining to the Anthozoa.
anthracia
anthracic
anthracic
adj
(microbiology) Of or relating to anthrax.
anthracin
anthracin
noun
Alternative form of anthracene
anthralin
anthralin
noun
Dithranol.
anthramin
anthranil
anthribid
anthribid
noun
Any weevil of the family Anthribidae.
anthropic
anthropic
adj
Of or pertaining to mankind or humans, or the period of humanity's existence.
anthurium
anthurium
noun
Any of several tropical American evergreen plants, of the genus Anthurium, grown for their ornamental leaves and spathes.
anthyllis
antiarcha
antiarchi
antichlor
antichlor
noun
(chemistry) Any substance used to remove excess chlorine or hypochlorite from textiles etc after bleaching; typically sodium thiosulfate.
antiflash
antiflash
adj
Alternative form of anti-flash
antigraph
antigraph
noun
(obsolete) A copy or transcript.
(textual criticism) A manuscript from which a copy (apograph) is made.
antihelix
antihelix
noun
(anatomy) The curved prominence of cartilage of the external ear, within or in front of the helix.
antihuman
antihuman
adj
(immunology, not comparable) Describing an antibody that reacts with any antigen found in (and with some relevant degree of specificity to) humans.
Opposed to humanity.
noun
A being that opposes, or typifies the opposite of, the human race.
antiochus
antiochus
Proper noun
name, notably borne by the thirteen kings of the Seleucid dynasty.
antipasch
antipathy
antipathy
noun
A feeling of dislike (normally towards someone, less often towards something); repugnance or distaste often without any conscious reasoning.
Natural contrariety or incompatibility
antiphase
antiphase
adj
(sciences) Describing a boundary between an ordered phase and a disordered or random phase
noun
(physics, mathematics) A difference in phase (of two waves) of 180°
antiphona
antiphons
antiphons
noun
plural of antiphon
antiphony
antiphony
noun
(music, singing) alternate, or responsive singing by a choir split into two parts; a piece sung or chanted in this manner
alternate, or responsive ideas or opinions; juxtaposition
antitheft
antitheft
adj
Against or preventing from being stolen.
antiwhite
antiwhite
adj
Hostile to white people or white culture.
antshrike
antshrike
noun
Any of several passerine bird species of various genera in the antbird (Thamnophilidae) family.
anythings
anythings
noun
plural of anything
anywither
anywither
adv
Archaic form of anywhither.
aortolith
apartheid
apartheid
noun
(South Africa, historical) The policy of racial separation used by South Africa from 1948 to 1990.
(by extension) A policy or situation of segregation based on some specified attribute.
(by extension) Any similar policy of racial separation/segregation and discrimination.
verb
To impose a policy of segregation of groups of people, especially one based on race.
apathetic
apathetic
adj
Of, or pertaining to apatheism.
Void of feeling; not susceptible of deep emotion.
aphanites
aphanites
noun
plural of aphanite
aphanitic
aphanitic
adj
(geology, petrology) Pertaining to aphanites, igneous rocks composed of microscopic mineral crystals (fine grains too small to be visible to the naked eye.
apheretic
apheretic
adj
US standard spelling of aphaeretic.
aphorists
aphorists
noun
plural of aphorist
aphotaxis
aphrizite
aphrodite
aphrodite
noun
(mineralogy) A soft and earthy mineral of a white or yellowish color, and with a waxy lustre, found at Langbanshytta in Sweden. It is a hydrated silicate of magnesia, and resembles meerschaum.
aphrolite
apjohnite
apjohnite
noun
(mineralogy) A monoclinic-prismatic mineral containing aluminum, hydrogen, manganese, oxygen, and sulfur.
apophatic
apophatic
adj
(by extension) That which passively defines a thing by describing what it is not characteristic thereof.
(theology) Pertaining to knowledge of God obtained through negation rather than positive assertions.
apothecia
apothecia
noun
plural of apothecium
apothesis
apothesis
noun
(architecture) A place on the south side of the chancel in primitive churches, furnished with shelves, for books, vestments, etc.
A dressing room connected with a public bath.
arapahite
arapahite
noun
(mineralogy) A dark, fine-grained magnetite basalt mineral.
archaists
archaists
noun
plural of archaist
archiater
archiater
noun
(historical) Formerly, in continental Europe, the chief physician of a prince or city.
archicyte
archilute
archilute
noun
Alternative form of archlute
architect
architect
noun
(Philippines) An honorific given to architects. Usually capitalized or abbreviated as Arch./Ar. before the person's name.
A person who plans, devises or contrives the achievement of a desired result.
A professional who designs buildings or other structures, or who prepares plans and superintends construction.
verb
(transitive) To design, plan, or orchestrate.
archivist
archivist
noun
One who is in charge of, or performs the task of creating, collecting, cataloguing, organising, and archives.
archivolt
archivolt
noun
(architecture) An ornamental molding or band following the curve on the underside of an arch.