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.
asphyxiation
asphyxiation
noun
An acute lack of oxygen.
Death due to lack of oxygen.
auxotrophies
auxotrophies
noun
plural of auxotrophy
axonophorous
axonophorous
adj
Belonging to the Axonophora.
cephalotaxus
chartophylax
chartophylax
noun
(historical) An ecclesiastical officer in charge of official documents and records in the Greek Orthodox Church in Byzantine times.
exophthalmia
exophthalmia
noun
(medicine) The protrusion of an eyeball so that the eyelids will not cover it, as a consequence of disease.
exophthalmic
exophthalmic
adj
Having prominent eyeballs.
Of, or relating to exophthalmos.
exophthalmos
exophthalmos
noun
(pathology) An abnormal protrusion of the eyeball from its socket.
exophthalmus
exophthalmus
noun
Alternative form of exophthalmos
exospherical
flexographic
flexographic
adj
Of or pertaining to flexography
hapaxanthous
hapaxanthous
adj
Being or relating to a hapaxanth.
heptahydroxy
heptahydroxy
noun
(organic chemistry, in combination) seven hydroxy groups. (OH)₇
hexapetaloid
hexapetalous
hexapetalous
adj
(botany) Having six petals.
hexaphyllous
hexaphyllous
adj
(botany) Having six leaves or leaflets.
hexaploidies
hexasepalous
hexasepalous
adj
Having six sepals.
hexaspermous
hydrosalpinx
hydrosalpinx
noun
A distally blocked Fallopian tube filled with serous or clear fluid.
hyperanxious
hyperanxious
adj
Very anxious
hypocathexis
hypoprosexia
hypoxanthine
hypoxanthine
noun
(organic chemistry) A bicyclic heterocycle, 3,7-dihydropurin-6-one, that is an intermediate in the biosynthesis of uric acid.
hysteropexia
lexicography
lexicography
noun
(countable) A dictionary, a lexicon, a wordbook.
(uncountable) The art or craft of compiling, writing, and editing dictionaries.
(uncountable, linguistics) The scholarly discipline of analysing and describing the semantic, syntagmatic and paradigmatic relationships within the lexicon (vocabulary) of a language and developing theories of dictionary components and structures linking the data in dictionaries.
lymphomyxoma
morphallaxes
morphallaxes
noun
plural of morphallaxis
morphallaxis
morphallaxis
noun
(biology) The regeneration of specific tissue due to loss or death of the existing tissue.
oropharynxes
oxycephalism
oxycephalism
noun
Synonym of oxycephaly
oxycephalous
oxynaphthoic
oxyosphresia
oxyphosphate
pentahydroxy
pentahydroxy
noun
(organic chemistry, in combination) Five hydroxy groups in a molecule.
philodoxical
philodoxical
adj
Interested in opinions or beliefs, rather than facts.
phycoxanthin
phycoxanthin
noun
(dated) A yellowish colouring matter found in certain algae.
phyllotaxies
phyllotaxies
noun
plural of phyllotaxy
phytoalexins
phytoalexins
noun
plural of phytoalexin
pneumothorax
pneumothorax
noun
(medicine) Presence of air inside the pleural cavity, usually caused by injury either to the lung or the chest wall.
posthexaplar
psychosexual
psychosexual
adj
Of or relating to the psychological aspect or aspects of sexuality.
rhinopharynx
rhinopharynx
noun
(anatomy, rare) Synonym of nasopharynx
saccopharynx
saxophonists
saxophonists
noun
plural of saxophonist
strophotaxis
sulphoxylate
sulphoxylate
noun
Alternative form of sulfoxylate
toxicopathic
toxicopathic
adj
That causes disease etc. by means of a poison
toxicophidia
toxicophobia
toxicophobia
noun
A morbid fear of poisons or being poisoned.
trophallaxes
trophallaxes
noun
plural of trophallaxis
trophallaxis
trophallaxis
noun
(biology) The mutual exchange of (fluid) food between individuals, especially in social insects.
trophothylax
xanthophylls
xanthophylls
noun
plural of xanthophyll
xanthopicrin
xanthopicrin
noun
(organic chemistry) A bitter principle obtained from the bark of Zanthoxylum clava-herculis.
xanthopterin
xanthopterin
noun
A yellow crystalline solid that occurs mainly in the wings of butterflies and in the urine of mammals, converted by microorganisms into folic acid.
xenophontean
xenophontean
Adjective
Of or pertaining to Xenophon (c. 431–355 BC), a Greek soldier and admirer of Socrates, or his writings.
