The study of spined things, in particular sea urchins, and the resultant impact on taxonomy.
achlamydate
achlamydate
adj
(zoology) Not possessing a mantle.
achlamydeae
achromacyte
achromacyte
noun
(cytology) Any cell that lacks its normal pigmentation (especially an erythrocyte that has ruptured and lost its haemoglobin)
achyranthes
achyranthes
noun
plural of achyranthe
acraldehyde
acraldehyde
noun
(organic chemistry) Synonym of acrolein
acrocephaly
acrocephaly
noun
The condition of suffering from a pointed skull.
acronychous
actinophrys
actuaryship
actuaryship
noun
The role or status of actuary.
aerenchymas
aerophysics
aerophysics
noun
(physics) The physics of the design and construction of aerodynamic devices
ahantchuyuk
alchemistry
alchemistry
noun
(obsolete) alchemy
alcoholysis
alcoholysis
noun
(organic chemistry) Solvolysis using an alcohol.
alcoholytic
alcoholytic
adj
Relating to alcoholysis
allopsychic
allopsychic
adj
(psychology) Relating to the relationship between the mind and the outside world
amphichromy
amphictyons
amphictyons
noun
plural of amphictyon
amphictyony
amphictyony
noun
A religious foundation or co-operative shared between Greek city states during the classical period, typically to support the temple or cult of a deity shared by the city states. Also used academically to refer to similar arrangements in non-Greek cultures.
amphicyrtic
amphicytula
amphistylic
amphistylic
adj
(anatomy, of a skull) Having the mandibular arch articulated with the hyoid arch and the cranium, as in the cestraciont sharks.
amphoricity
amphoricity
noun
(rare) The quality of being amphoric.
amyosthenic
amyosthenic
adj
Of or relating to amyosthenia.
noun
(medicine) A drug or agent that depresses muscular action.
amyotrophic
amyotrophic
adj
(medicine) Characterized by amyotrophy (atrophy of the muscles)
anaglyphics
anaglyphics
noun
plural of anaglyphic
anchylosing
anchylosing
verb
present participle of anchylose
anencephaly
anencephaly
noun
A lethal birth defect in which most of the brain and parts of the skull are missing; absence of the encephalon.
angelomachy
angelomachy
noun
(rare) A battle between angels.
anhemolytic
anhydraemic
anthecology
anthecology
noun
(biology) The study of the relationships between flowers and pollinators
anthocyanin
anthocyanin
noun
(botany, organic chemistry) Any of many water-soluble red to violet plant pigments related to the flavonoids (more noticeable in autumn after the chlorophyll decomposes)
anthypnotic
anthypnotic
adj
Alternative form of antihypnotic
aphanomyces
aphetically
aphetically
adv
(astrology) In an aphetic way: pertaining to the apheta.
(linguistics) In an aphetic way: through aphesis.
apocryphate
apocynthion
apocynthion
noun
(astronomy) The point in an orbit around the Moon that is most distant from that body.
arachnology
arachnology
noun
The study of the Arachnida.
archaeocyte
archaeocyte
noun
Synonym of amoebocyte
archaeology
archaeology
noun
The study of the past by excavation and analysis of its material remains:
the academic subject; in the USA: one of the four sub-disciplines of anthropology.
the actual excavation, examination, analysis and interpretation.
the actual remains together with their location in the stratigraphy.
archaically
archaically
adv
In an archaic manner.
archdeanery
archdeanery
noun
The headquarters, or jurisdiction of an archdean.
archemastry
archetypist
archetypist
noun
A proponent of the Jungian concept of archetypes.
archicytula
archikaryon
archmockery
archosyrinx
arhythmical
arhythmical
adj
Arrhythmic, having no rhythm.
arrythmical
arthrectomy
arthrectomy
noun
(surgery) excision of a joint
arthrodymic
arthrodynic
arthrodynic
adj
Of or relating to arthrodynia.
arthroscopy
arthroscopy
noun
the examination of the interior of a joint (such as the knee) using an arthroscope
ascophyllum
authenticly
authenticly
adv
Dated spelling of authentically.
autocephaly
autocephaly
noun
(Christianity) The condition where a church's leaders have severed ties to a larger body and thus no longer report to a higher authority.
autochthony
autochthony
noun
An aboriginal condition or state.
autopsychic
autopsychic
adj
(psychology) Relating to the perception of one's own mind
bacchylides
bacchylides
Proper noun
An Ancient Greek name, particularly borne by a 5th century Ancient Greek lyric poet.
bathochromy
bathychrome
bathycolpic
bathycolpic
adj
Alternative form of bathukolpic
bathylithic
bathymetric
bathymetric
adj
Of, pertaining to, or derived from bathymetry.
bathyscaphe
bathyscaphe
noun
A self-propelled deep-sea diving submersible for exploring the ocean depths, consisting of a crew cabin similar to a bathysphere suspended below a float filled with a buoyant liquid such as petrol.
bathyscaphs
bathyscaphs
noun
plural of bathyscaph
bathysophic
behypocrite
bellyachers
bellyachers
noun
plural of bellyacher
bellyaching
bellyaching
noun
Quit your bellyaching and get back to work!
Whining and complaining, often contrived to evoke pity or shirk responsibility.
verb
present participle of bellyache
bhaiyachara
biophysical
biophysical
adj
of or pertaining to a combination of biology and physics
of or pertaining to biophysics
biorhythmic
biorhythmic
adj
Of or pertaining to biorhythms.
blanchingly
blanchingly
adv
In a blanching way.
blastochyle
blastochyle
noun
(anatomy) The clear or shiny colorless fluid in the blastodermic vesicles.
blenchingly
bodychecked
bodychecked
verb
simple past tense and past participle of bodycheck
bostrychoid
bostrychoid
adj
(botany, of buds) arranged in a helical manner on the outside of a long, tapering, conical rachis
brachelytra
brachiotomy
brachyceral
brachyceric
brachycrany
brachydomal
brachyprism
brachytmema
brachyurous
brachyurous
adj
(zoology) brachyural
branchihyal
brochophony
bronchially
bronchially
adv
In a bronchial way.
bronchotomy
bronchotomy
noun
(surgery) An incision into the windpipe or larynx, including the operations of tracheotomy and laryngotomy.
cahenslyism
cahenslyism
Noun
A plan proposed to the Pope in 1891 by P. P. Cahensly, a member of the German parliament, to divide the foreign-born population of the United States, for ecclesiastical purposes, according to European nationalities, and to appoint bishops and priests of the same race and speaking the same language as the majority of the members of a diocese or congregation.
calcography
calcography
noun
(art) drawing with chalk
calligraphy
calligraphy
noun
(countable) A document written in decorative style.
(countable) Any such style of decorative writing.
(uncountable) The art or practice of writing letters and words in a decorative style; the letters and words so written.
calophyllum
calycanthin
calycanthus
calycanthus
noun
Any of the genus Calycanthus of sweetshrubs.
calycophora
cameography
campholytic
cannonarchy
canthectomy
canthectomy
noun
The surgical removal of tissue at the junction of the upper and lower eyelids.
cantholysis
cantholysis
noun
The surgical division of the canthus.
carbethoxyl
carbethoxyl
noun
(organic chemistry) Alternative form of carbethoxy
cardiopathy
cardiopathy
noun
(medicine) Any disease or disorder of the heart
cartography
cartography
noun
(countable, figuratively) An illustrative discussion of a topic.
(uncountable) The creation of charts and maps based on the layout of a territory's geography.
cataphyllum
catarrhally
catarrhally
adv
In a catarrhal manner.
catchpolery
cathography
catholicity
catholicity
noun
Catholicism.
The quality of being catholic, universal or inclusive.
cephalocyst
cephalology
cephalotomy
cephalotomy
noun
(medicine) craniotomy; usually applied to bisection of the fetal head with a saw
dissection or opening of the head
ceratohyoid
ceratohyoid
noun
A horny part of the hyoid bone that connects it to the epihyoid
ceratophrys
ceratophyta
ceratophyte
ceratophyte
noun
(zoology) a type of coral polyp, the internal axis of which has the appearance of wood or horn.
chalazogamy
chalazogamy
noun
(botany) A process of fecundation in which the pollen tube penetrates to the embryo sac through the tissue of the chalaza, instead of entering through the micropyle.
chalcedonyx
chalcedonyx
noun
(mineralogy) An agate formed of a white opaque chalcedony alternating with a greyish translucent chalcedony.
chalcomancy
chalybeates
chalybeates
noun
plural of chalybeate
chamaephyte
chamaephyte
noun
(botany) Any low perennial plant whose buds overwinter just above soil level
chancefully
chancefully
adv
by chance or coincidence
chancellery
chancellery
noun
The building in which such an office is situated
The office or staff of a chancellor
The rank or post of a chancellor
chancellory
chancellory
noun
Alternative spelling of chancellery
changefully
changefully
adv
In a changeful manner.
chaotically
chaotically
adv
In a chaotic manner.
charactonym
charactonym
noun
(literature) A name that is somehow descriptive of the character who bears it.
chardonnays
chardonnays
noun
plural of chardonnay
charityless
charityless
adj
Devoid of charity.
charlatanry
charlatanry
noun
(countable) The act of a charlatan.
(uncountable) The state of being a charlatan.
charmlessly
charmlessly
adv
In a charmless way; without charm.
chasmophyte
chasmophyte
noun
(botany) chomophyte
chateaugray
chatelainry
chatoyances
chatoyances
noun
plural of chatoyance
cheerlessly
cheerlessly
adv
In a cheerless manner.
cheirognomy
cheiromancy
cheiromancy
noun
Alternative form of chiromancy
cheirosophy
cheirosophy
noun
Alternative form of chirosophy
chelyabinsk
chelydridae
chemigraphy
chemigraphy
noun
Any mechanical engraving process depending upon chemical action; specifically, a process of zinc etching not employing photography.
chemitypies
cheneyville
cherryfield
cherrystone
cherrystone
noun
(used as a size classification by fish merchants) A hard clam (Mercenaria mercenaria) that is larger than a countneck, littleneck or topneck but smaller than a quahog.