(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.
aftermaths
aftermaths
noun
plural of aftermath
algorithms
algorithms
noun
plural of algorithm
altrincham
altrincham
Proper noun
a town in Greater Manchester, England
amaranthus
amaranthus
noun
Any of the genus Amaranthus; an amaranth.
amateurish
amateurish
adj
Suggesting or reflecting the efforts of an amateur; not seeming professional or polished.
amherstite
amorphotae
amphiaster
amphiaster
noun
(biology) The achromatic figure, formed in mitotic cell division, consisting of two asters connected by a spindle-shaped bundle of rod-like fibres diverging from each aster.
amphithere
amphithere
noun
(heraldry) A type of winged serpent
amphithura
amphithyra
amphitrite
amphitrite
noun
Any polychaete worm of the genus Amphitrite.
amphitryon
amphorette
amphoteric
amphoteric
adj
(chemistry) Having the characteristics of both an acid and a base, and capable of reacting as either; amphiprotic.
amphoterus
amyotrophy
amyotrophy
noun
(pathology) atrophy of muscles
anabathrum
anarithmia
anarithmia
noun
A pathological inability to count
antarchism
antarchism
noun
(archaic) anarchism
anthericum
anthericum
noun
(botany) Any member of the genus Anthericum of rhizomatous perennial plants in the family Asparagaceae.
anthramine
antichrome
apochromat
apochromat
noun
(optics) A kind of lens corrected for chromatic and spherical aberration.
archistome
archoptoma
arimathaea
arimathean
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.
arrhythmia
arrhythmia
noun
A disease entity involving such beats, such as atrial fibrillation, ventricular tachycardia, AV nodal reentrant tachycardia, or others.
An irregular heartbeat; a lack of a regular pulse
arrhythmic
arrhythmic
adj
(music) Without rhythm.
(pathology) Suffering from cardiac arrhythmia.
arrowsmith
arrowsmith
noun
A smith who made the iron tips for arrows
arthredema
arthritism
arthritism
noun
(pathology) A predisposition to gout or to arthritis.
arthroderm
arthroderm
noun
(zoology) The external covering of an arthropod.
arthromere
arthromere
noun
(anatomy) Any of the constitutive body segments of a jointed animal.
arthrotome
arthrotome
noun
(surgery) A strong scalpel used in the dissection of joints.
arthrotomy
arthrotomy
noun
(surgery) The surgical incision of a joint.
arythmical
athermancy
athermancy
noun
Inability to transmit radiant heat; impermeability to heat.
atheromata
atheromata
noun
plural of atheroma
atmosphere
atmosphere
noun
(figuratively) The apparent mood felt in an environment.
(figuratively) The conditions (such as music, illumination etc.) that can influence the mood felt in an environment.
(television, film, uncountable) Extras in a scene who have no spoken lines.
A unit of measurement for pressure equal to 101325 Pa (symbol: atm)
The air in a particular place.
The gases surrounding the Earth or any astronomical body.
autochrome
autochrome
noun
An early photograph produced by means of a glass plate coated on one side with a random mosaic of microscopic dyed grains of potato starch under silver halide emulsion.
autochromy
autochromy
noun
The production of autochrome photographs.
autothermy
barthelemy
bartholemy
barythymia
barythymia
noun
(medicine, archaic, rare) A depressed state of mind.
bathometer
bathometer
noun
An instrument that measures the depth of water, used especially to measure the depth of ocean water.
bathometry
bathroomed
bathroomed
adj
(chiefly in combination) Having (the specified kind or number of) bathrooms.
bathymeter
bathymeter
noun
Alternative form of bathometer
bathymetry
bathymetry
noun
The measurement of the depths of the seas and oceans.
batrachium
bichromate
bichromate
noun
(inorganic chemistry) Synonym of dichromate
biorythmic
birthmarks
birthmarks
noun
plural of birthmark
botherment
botherment
noun
bother; annoyance
bothersome
bothersome
adj
Causing trouble, annoyance, inconvenience, irritation, or perplexity.
bothridium
bothridium
noun
An outgrowth from the head of some tapeworms that is used for attachment
botrychium
brachtmema
brahmanist
brahmanist
Noun
An adherent of the religion of the Brahmans.
brahminist
brightsome
brightsome
adj
(archaic) Marked by brightness or brilliance; resplendent in appearance; shining.
britishism
britishism
Noun
A word, phrase, idiom, or expression peculiar to the English language as spoken in Great Britain.
broadmouth
broadmouth
noun
One of the Eurylaimidae, a family of East Indian passerine birds.
bromthymol
bromthymol
noun
Alternative form of bromothymol
burthenman
bushmaster
bushmaster
noun
A venomous pit viper, Lachesis muta, from tropical America.
butcherdom
butcherdom
noun
The condition or trade of a butcher.
camphorate
camphorate
adj
camphoric
noun
(chemistry) Any salt of camphoric acid.
verb
(transitive) To treat or impregnate with camphor.
carmarthen
centrahoma
cetomorpha
chamberlet
chamberlet
noun
A little chamber.
chambertin
champertor
champertor
noun
(law) One guilty of champerty; one who purchases a suit, or the right of suing, and carries it on at his or her own expense, in order to obtain a share of the gain.
characetum
chariotman
charismata
charismata
noun
plural of charism
plural of charisma
charlemont
charterism
chattermag
chemiatric
chemiatric
adj
Relating to chemiatry; iatrochemical.
chemotroph
chemotroph
noun
An organism that obtains energy by the oxidation of electron-donating molecules in the environment.
chemstrand
chirometer
chloromata
chordotomy
chordotomy
noun
(surgery) Alternative spelling of cordotomy
choriomata
choristoma
choristoma
noun
A collection of normal cells in an abnormal location.
chorometry
chorometry
noun
The art of surveying a region or district.
chrematist
chrematist
noun
One who seeks to acquire wealth; a money-grubber.
One who studies or guides the wealth of the state; a political economist.
christmann
christmasy
chromatics
chromatics
noun
(music) Chromatic harmonies or notes.
(optics) The science of colours; the branch of optics that deals with the properties of colours.
chromatism
chromatism
noun
(optics) chromatic aberration
(psychology) chromesthesia
The state of being coloured
chromatist
chromatist
noun
A person whose speciality is chromatics
chromatium
chromatize
chromatize
verb
To treat a metal surface with chromate
chromatoid
chromatoid
adj
Resembling chromatin.
noun
(cytology) The part of a nucleus comprising DNA and proteins where chromosomes are formed.
chromatone
chromatype
chromatype
noun
Alternative form of chromotype
chromitite
chromitite
noun
(geology) An igneous rock composed mostly of chromite
chromoctye
chromocyte
chromocyte
noun
Any cell, such as a red blood cell, that contains a pigment
chromolith
chromolith
noun
Alternative form of chromolithograph
chromotype
chromotype
noun
(historical) A photographic picture in the natural colours
(historical) A sheet printed in colour by any process, such as a chromolithograph
chromotypy
chromotypy
noun
The production of chromotypes
chrysostom
chrysostom
Proper noun
The epithet of John Chrysostom, Dio Chrysostom and several other people, given to them for their eloquence.
chytridium
clothmaker
clothmaker
noun
A person who makes cloth.
combwright
cormophyta
cormophyte
cormophyte
noun
(now informal, botany) Any plant having a proper stem or axis of growth, which is distinct from its leaves, phyllophyte
crumbcloth
crumbcloth
noun
A cloth laid under a dining table to receive falling fragments and keep the carpet or floor clean.
cyathiform
cyathiform
adj
In the form of a cup, a little widened at the top.
cymotrichy
cymotrichy
noun
(anthropology) The state of having wavy hair.
cytochrome
cytochrome
noun
Any of various related hemoproteins found in the cells of most organisms, which are an important part of cell respiration.
delthyrium
delthyrium
noun
(zoology) The opening between the beak and the hinge in certain brachiopods, through which the pedicle passes.
dermatherm
dermopathy
dermopathy
noun
(pathology) disease of the skin
dermophyte
dermophyte
noun
dermatophyte
dermotherm
diathermal
diathermal
adj
Freely permeable by radiant heat.
diathermia
diathermia
noun
diathermy
diathermic
diathermic
adj
(medicine) Of or pertaining to diathermy
That allows the free passage of heat
dichromate
dichromate
noun
(chemistry) any salt of dichromic acid; in solution the orange dichromate anion (Cr₂O₇²⁻) is in equilibrium with the yellow chromate anion (CrO₄²⁻), the relative amount of each ion depending on the pH; they are both very powerful oxidizing agents
dimorphite
dimorphite
noun
(mineralogy) An orthorhombic-dipyramidal orange mineral containing arsenic and sulfur.
dithyrambs
dithyrambs
noun
plural of dithyramb
draughtman
draughtman
noun
Archaic form of draughtsman. (one who draws architectural or engineering plans)
earthmaker
earthmover
earthmover
noun
A vehicle designed to excavate or transport earth in large quantities.
earthsmoke
earthworms
earthworms
noun
plural of earthworm
ectomorphy
ectomorphy
noun
The condition of being ectomorphic
ektachrome
elotherium
embrighten
embrighten
verb
(rare, chiefly literary) To brighten; to vivify.
emphractic
emphractic
adj
(medicine) Having the quality of closing the pores of the skin.
endmatcher
endmatcher
noun
A device for preparing the ends of floorboards so that they will fit together precisely.
endothermy
endothermy
noun
(biology) A form of thermoregulation in which heat is generated by the organism's metabolism
enomotarch
enomotarch
noun
(historical, Ancient Greece) The commander of an enomoty.
enrichment
enrichment
noun
(education) Extracurricular activities for students.
Stimulation provided for the mental wellbeing of a captive animal
The act of enriching or something enriched.
The addition of sugar to grape juice used to make wine; chaptalization.
The process of making enriched uranium.
enthraldom
enthraldom
noun
Alternative form of enthralldom
ephemerist
ephemerist
noun
One who collects or studies ephemera.
One who keeps an ephemeris; a diarist.
One who studies the daily motions and positions of the planets.
ephraimite
ephraimite
Noun
An of the tribal patriarch a member of the tribe purportedly descended from him, or an inhabitant of the Northern Kingdom of Israel (930–720 B.C.), in which the tribe of Ephraim was preëminent.
epithermal
epithermal
adj
(geology) Describing deposits of minerals formed from warm water at shallow depth
(physics) Describing neutrons of kinetic energy greater than that of thermal motion
eranthemum
erechtheum
eremophyte
eremophyte
noun
(biology) Any plant that grows in a desert or steppe environment