(pathology) A benign abnormal thickening of the stratum spinosum, or prickle cell, layer of the epidermis.
acanthotic
acanthotic
adj
Of or relating to acanthosis.
acanthurus
acanthuses
acanthuses
noun
plural of acanthus
acanthuthi
acatharsia
acephalist
acephalist
noun
(obsolete) One who acknowledges no head or superior
acephalite
acephalite
Noun
A Paulician, a member of an early gnostic Christian heresy.
acerathere
acerathere
noun
A fossil of such an animal
An extinct rhinoceros of the genus †Aceratherium.
acherontic
acherontic
adj
Alternative form of Acherontic
achitophel
achondrite
achondrite
noun
(astronomy, geology) Any stony meteorite that contains no chondrules
achroacyte
achroacyte
noun
(cytology) Any colourless cell (especially a lymphocyte)
achromatic
achromatic
adj
(biology) Uncolored; not absorbing color from a fluid; -- said of tissue
(music) Having only the diatonic notes of the scale; not modified by accidentals.
(optics) Free from color; transmitting light without color-related distortion.
Being achromatic in subject
Containing components such as achromatic lenses and prisms, designed to prevent color-related distortion.
achromatin
achromatin
noun
(biology) Tissue that is not stained by fluid dyes.
achterveld
acolythate
acolythate
noun
The office of an acolyte
acrolithan
acrolithan
Adjective
Relating to, or like, an acrolith.
acrolithic
acrolithic
adj
Relating to, or like, an acrolith.
adiathetic
adiathetic
adj
Not diathetic.
aeschynite
aeschynite
noun
(mineralogy) Any of several basic oxide minerals of mostly titanium and niobium with either cerium, neodymium or yttrium.
aesthesics
aesthesics
noun
The study of perception, typically of music
aesthetics
aesthetics
noun
An artist's principles, preferences, and/or his agenda
The study or philosophy of beauty.
plural of aesthetic
afterhatch
aftershock
aftershock
noun
(figuratively) By extension, any result or consequence following a major event.
An earthquake that follows in the same vicinity as another, usually larger, earthquake (the "mainshock").
Emotional and physical distress following a traumatic event.
aftertouch
aftertouch
noun
(music, uncountable) Pressure sensitivity on an electronic synthesizer, allowing the musician to change the tone or sound of a note after it is struck.
(rare) A touch (feature or characteristic) added finally or as an afterthought.
(video games) A feature in football/soccer games allowing the player to swerve the ball immediately after kicking it.
agathocles
agrotechny
agrotechny
noun
The science and technology of agriculture.
aitchpiece
aithochroi
alchemists
alchemists
noun
plural of alchemist
alcoholate
alcoholate
noun
(obsolete, chemistry) A crystalline salt containing alcohol in place of water of crystallization.
(organic chemistry) An alkoxide.
An alcoholic extract of plant material; a tincture.
alcoholist
alcoholist
noun
(dated) One suffering from alcoholism; an alcoholic.
alkahestic
alkahestic
adj
Resembling or relating to alkahest.
allochetia
allochthon
allochthon
noun
(geology) A geological formation not formed in the region where found and moved to its present location by tectonic forces. Compare autochthon.
allopathic
allopathic
adj
Of or pertaining to allopathy.
alphabetic
alphabetic
adj
Of or relating to an alphabet, especially the characters A to Z, both uppercase and lowercase.
alsbachite
altrincham
altrincham
Proper noun
a town in Greater Manchester, England
amasthenic
amasthenic
adj
(photography) Uniting the rays of light into one focus, as a certain kind of lens does.
ammochaeta
amphictyon
amphictyon
noun
(Ancient Greece) One of the deputies from the confederated states of Ancient Greece to a congress or council. They considered both political and religious matters.
amphidetic
amphidetic
adj
(biology, of the ligament of some bivalves) That extends in front of, and behind, the beak
amphithect
ampholytic
ampholytic
adj
(chemistry, of an electrolyte) amphoteric
amphoteric
amphoteric
adj
(chemistry) Having the characteristics of both an acid and a base, and capable of reacting as either; amphiprotic.
anacahuita
anacahuite
anacolutha
anacolutha
noun
Alternative spelling of anacoloutha
anaptychus
anaptychus
noun
(paleontology) One of a pair of shelly plates found in some cephalopods, such as the ammonites.
anarchists
anarchists
noun
plural of anarchist
anchietine
anchithere
anchithere
noun
Any extinct horse of the genus †Anchitherium
anchoretic
anchoretic
adj
Relating to an anchoret or hermit.
anchorites
anchorites
noun
plural of anchorite
anchoritic
anchoritic
adj
Of or pertaining to an anchorite.
anchylotic
anchylotic
adj
Of or pertaining to anchylosis.
anderlecht
anesthetic
anesthetic
adj
Causing anesthesia; reducing pain sensitivity.
Insensate: unable to feel, or unconscious.
noun
(American spelling, medicine) A substance administered to reduce the perception of pain or to induce numbness for surgery and may render the recipient unconscious.
angletouch
anhidrotic
anhidrotic
adj
lacking the ability to sweat
noun
(pharmacology) A substance that prevents sweating
anhydrotic
anomatheca
anorthitic
anorthitic
adj
(geology) Composed of or resembling anorthite.
antarchism
antarchism
noun
(archaic) anarchism
antarchist
antarchist
noun
One who opposes all government.
antechapel
antechapel
noun
The outer part of the west end of a chapel.
antechoirs
antechoirs
noun
plural of antechoir
antechurch
anterethic
anthelices
anthelices
noun
plural of anthelix
anthericum
anthericum
noun
(botany) Any member of the genus Anthericum of rhizomatous perennial plants in the family Asparagaceae.
anthicidae
anthoceros
anthochlor
anthochlor
noun
(organic chemistry) Any of a group of yellow plant pigments that have a chalcone or aurone structure
anthracene
anthracene
noun
(organic chemistry) A tricyclic aromatic hydrocarbon (an acene containing three fused rings) obtained from coal tar; used in the manufacture of wood preservatives, insecticides and the dye alizarin; it is isomeric with phenanthrene.
anthracite
anthracite
noun
A form of carbonized ancient plants; the hardest and cleanest-burning of all the coals.
anthracoid
anthracoid
adj
(biology) Resembling anthrax.
anthriscus
antichance
antichorus
antichrist
antichrist
noun
One who works against the teachings of Christ.
antichrome
antichthon
antichthon
noun
(obsolete) A hypothetical Earth on the opposite side of the Sun.
antichurch
antichurch
adj
Opposed to the church; against the Christian institution.
antiethnic
antiethnic
adj
(sociology) Opposing those of a particular ethnicity.
antihectic
antihectic
adj
(medicine, obsolete) Countering hectic fever.
noun
(medicine, obsolete) An agent or substance that counters hectic fever.
antiheroic
antiheroic
adj
(narratology) Of, pertaining to or typical of an antihero.
antihijack
antilithic
antilithic
adj
Acting against the formation of calculi, such as kidney stones.
noun
(medicine) A antilithic agent.
antilochus
antimachus
antimythic
antiochene
antiochian
antiochian
Adjective
Antiochene
Noun
Antiochene
antipascha
antipathic
antipathic
adj
Characterized by antipathy.
antiphonic
antiphonic
adj
Having the presence of an antiphon between two choirs with a call and a response in song or in chant, usually in the form of a hymn or a psalm.
antiphysic
antischool
antischool
adj
Opposed to schools.
antithetic
antithetic
adj
antithetical
noun
(statistics) Short for antithetic variate.
antonchico
antonovich
apesthetic
aphaeretic
aphaeretic
adj
(rare, medicine, linguistics) Of the nature of apheresis.
aphoristic
aphoristic
adj
Of, relating to, or containing aphorisms, maxims or epigrams; gnomic.
aphroditic
aphroditic
adj
(Greek mythology) Of or pertaining to Aphrodite
venereal
apochromat
apochromat
noun
(optics) A kind of lens corrected for chromatic and spherical aberration.
apophantic
apophantic
adj
Involving a declaration, statement, or proposition.
apothecary
apothecary
noun
(archaic in US, dated in UK) Synonym of pharmacist: a person who sells medicine, especially (historical) one who made and sold their own medicines in the medieval or early modern eras.
(archaic or historical) Synonym of pharmacy: an apothecary's shop, a drugstore.
(uncommon) A glass jar of the sort once used for storing medicine.
apothecial
apothecial
adj
(lichenology) Relating to the apothecium.
apothecium
apothecium
noun
(lichenology & mycology) A type of fructification of some ascomycete fungi, forming cyst structures of various shapes. Often the fungal components of lichens have this sort of fertile structure.
apotihecal
arachnites
arachnitis
arachnitis
noun
Alternative form of arachnoiditis
araphostic
araphostic
adj
Alternative form of araphorostic
archaistic
archaistic
adj
Pertaining to an archaist; deliberately archaic, old-fashioned in an affected way.
noun
Archaistic themes, motifs, items, etc.
archartist
archcritic
archdespot
archdespot
noun
A chief despot.
archegetes
archeocyte
archeocyte
noun
Alternative form of archaeocyte
archetypal
archetypal
adj
Of or pertaining to an archetype.
archetypes
archetypes
noun
plural of archetype
verb
Third-person singular simple present indicative form of archetype
archetypic
archetypic
adj
archetypical
archiblast
archibuteo
archiplata
archistome
architects
architects
noun
plural of architect
verb
Third-person singular simple present indicative form of architect
architrave
architrave
noun
(architecture) The lowest part of an entablature; rests on the capitals of the columns.
(architecture) The moldings (or other elements) framing a door, window or other rectangular opening.
archivault
archivists
archivists
noun
plural of archivist
archontate
archontate
noun
The office or position of an archon
archoptoma
archpapist
archpastor
archpatron
archpirate
archpirate
noun
A leader of pirates.
archpriest
archpriest
noun
(Eastern Orthodox Church) The highest rank given to a married priest.
(Roman Catholicism) An honorific title applied to a priest who has a specific function.
archregent
archsatrap
archspirit
archtyrant
aristarchy
aristarchy
noun
A body of such rulers.
Government by the best rulers.
arithmancy
arithmancy
noun
Divination using numbers that are the equivalent of letters of a name
arithmetic
arithmetic
adj
(arithmetic) Of a progression, mean, etc, computed solely using addition.
(mathematics) Of, relating to, or using arithmetic; arithmetical.
noun
The mathematics of numbers (integers, rational numbers, real numbers, or complex numbers) under the operations of addition, subtraction, multiplication, and division.