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.
auxotrophic
auxotrophic
adj
(biology) Describing a strain of organism that requires a specific metabolic substance that the parent organism was able to synthesize by itself
cephalothorax
cephalothorax
noun
The fused head and thorax of spiders and crustaceans
cephalothoraxes
cephalothoraxes
noun
plural of cephalothorax
chartophylax
chartophylax
noun
(historical) An ecclesiastical officer in charge of official documents and records in the Greek Orthodox Church in Byzantine times.
chartophylaxes
chartophylaxes
noun
plural of chartophylax
ciphertext
ciphertext
noun
Encoded text, text that is unreadable.
ciphertexts
ciphertexts
noun
plural of ciphertext
coxarthropathy
cryptoxanthin
cryptoxanthin
noun
(organic chemistry) A xanthophyll pigment (a hydroxy derivative of carotene) that occurs widely in nature.
cytopharynx
cytopharynx
noun
(cytology) A tube-like opening in the lateral surface of a ciliate, through which food is ingested.
cytopharynxes
cytopharynxes
noun
plural of cytopharynx
exarchateship
executorship
executorship
noun
the office or position of an executor
executrixship
executrixship
noun
The state or business of an executrix.
exocataphoria
extractorship
extrahepatic
extrahepatic
adj
Originating or occurring outside the liver.
extrametaphysical
extrametaphysical
adj
(rare) Outside of metaphysics.
extraparenchymal
extraparenchymal
adj
Unrelated to a parenchyma
extraparochial
extraparochial
adj
Beyond the limits of a parish.
extraparochially
extraparochially
adv
Outside the limits of a parish.
extrapatriarchal
extrapatriarchal
adj
Outside of patriarchy.
extraphysical
extraphysical
adj
Not governed by physical laws
extraphysiological
extraspherical
extraspherical
adj
Outside of a sphere.
extrasyphilitic
hypercatalexis
hypercatalexis
noun
(poetry) The addition of one or two syllables to the last foot of a verse
hypercathexis
hypercathexis
noun
An excessive concentration of mental energy on an object or person.
hyperexcitability
hyperexcitability
noun
Excessive sensitivity of the nerves.
hyperactivity
hyperexcitable
hyperexcitable
adj
Unusually or excessively excitable
hyperexcitableness
hyperexcitably
hyperexcitably
adv
In a hyperexcitable manner.
hyperexcited
hyperexcited
adj
Very highly excited.
hyperexcitement
hyperexcitement
noun
A state of very high excitement.
hyperoxymuriatic
hyperoxymuriatic
adj
(obsolete, chemistry) perchloric
hypertoxic
hypertoxic
adj
(rare, toxicology) Excessively toxic.
hypertoxicity
hypertoxicity
noun
The quality of being hypertoxic.
lexicographist
lexicographist
noun
(chiefly archaic) A student specialising in the discipline of lexicography; lexicographer.
mixotrophic
mixotrophic
adj
Of or pertaining to mixotrophy or mixotrophs
nephrotoxic
nephrotoxic
adj
that is poisonous to kidney tissue
nephrotoxicity
nephrotoxicity
noun
The state or condition of being nephrotoxic; toxicity that damages kidneys.
pancreatemphraxis
posthexaplaric
thixotropic
thixotropic
adj
(chemistry, medicine, of a gel) Becoming a fluid when agitated but solid or semi-solid when allowed to stand.
toxiphoric
toxophoric
toxophoric
adj
Alternative form of toxicophoric
trachelectomopexia
trachelopexia
trichoplax
xanthocarpous
xanthocarpous
adj
(botany) Having yellow fruits.
xantholeucophore
xantholeucophore
noun
A leucophore arising from a xanthophore.
xanthopicrin
xanthopicrin
noun
(organic chemistry) A bitter principle obtained from the bark of Zanthoxylum clava-herculis.
xanthopicrite
xanthopicrite
noun
(organic chemistry, archaic) A bitter crystalline alkaloid extracted from plants of family Xanthoxylaceae.
xanthoproteic
xanthoproteic
adj
Of or pertaining to xanthoproteic acid or xanthoproteins.
xanthoproteinic
xanthoproteinic
adj
Alternative form of xanthoproteic
xanthopsydracia
xanthopsydracia
noun
(archaic, medicine) A condition characterized by the occurrence on the skin of small yellow pustules.
