The fused head and thorax of spiders and crustaceans
chemotaxonomy
chemotaxonomy
noun
(biochemistry, genetics) The classification or taxonomy of organisms based on differences and similarities in biochemistry, especially on differences in amino acid sequence in proteins that the organisms have in common.
coxarthrocace
cytopharynxes
cytopharynxes
noun
plural of cytopharynx
discohexaster
discohexaster
noun
(zoology) A sponge spicule with six rays octahedrally arranged, ending with disks.
exarchateship
executiveship
executiveship
noun
The state or business of an executive.
executrixship
executrixship
noun
The state or business of an executrix.
exocataphoria
exothermicity
exothermicity
noun
(chemistry, physics, uncountable) The quality or state of being exothermic.
(countable) The release of heat during an exothermic reaction.
extractorship
extraphysical
extraphysical
adj
Not governed by physical laws
extratheistic
extratheistic
adj
Outside of theism; denoting forms of religion and spirituality that do not involve a god.
extrathoracic
extrathoracic
adj
(medicine) Outside the chest.
extratracheal
extratracheal
adj
(anatomy) Outside the trachea.
heterodoxical
heterodoxical
adj
heterodox
hexactinellid
hexactinellid
noun
Any of the many sponges of class Hexactinellida, which have hexactine spicules; a glass sponge.
hexadactylism
hexadactylism
noun
sexdactyly
hexadactylous
hexadactylous
adj
(zoology) Having six fingers or toes.
hexoctahedral
hexoctahedral
adj
Having the form of a hexoctahedron.
hexoctahedron
hexoctahedron
noun
(geometry) A solid with forty-eight equal triangular faces.
hydroxyacetic
hypercathexis
hypercathexis
noun
An excessive concentration of mental energy on an object or person.
hypertoxicity
hypertoxicity
noun
The quality of being hypertoxic.
interexchange
interexchange
noun
The reciprocal exchange of people between nations for economic or cultural purposes
oxyanthracene
phycoxanthine
phycoxanthine
noun
Alternative form of phycoxanthin
scleroxanthin
scleroxanthin
noun
(organic chemistry, obsolete) A hydrated compound of sclerocrystallin.
sphacelotoxin
trachelopexia
trichorrhexic
trichorrhexis
trichorrhexis
noun
brittleness of the hair
xanthogenamic
xanthophyceae
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.
