(anatomy) A hard outer structure that provides both structure and protection to creatures such as insects and Crustacea.
exoskeletons
exoskeletons
noun
plural of exoskeleton
gedankenexperiment
gedankenexperiment
noun
thought experiment
hexakisoctahedron
hexakisoctahedron
noun
A three-dimensional solid with 48 faces arranged around 9 planes of reflection and 13 rotary axes.
hexakistetrahedron
hexakistetrahedron
noun
A polyhedron with 24 faces.
hydroxyketone
hydroxyketone
noun
(organic chemistry) Any hydroxy derivative of a ketone; a ketone with hydroxy group bonded to it.
kenotoxin
kenotoxin
noun
(biochemistry, obsolete) A supposed toxin thought to be generated by exertion and to cause fatigue.
keratonyxis
keratonyxis
noun
(medicine, archaic) The operation of removing a cataract by thrusting a needle through the cornea of the eye and breaking up the opaque mass.
knisteneaux
knoxvillite
knoxvillite
noun
(mineralogy) A hydrous sulphate of chromium, iron and aluminium.
kosotoxin
kosotoxin
noun
(organic chemistry) A toxic substance obtained from the flowers of kousso.
kristinaux
leukotaxin
leukotaxine
octakishexahedron
octakishexahedron
noun
(geometry, rare) A polyhedron with 48 faces.
oxyketone
shikimotoxin
tektronix
tetrakishexahedron
texarkana
texarkana
Proper noun
A metropolitan area comprising of twin cities in Arkansas, and Texas, which spans the Texas-Arkansas border and is technically considered to be two municipalities. The city in Arkansas is the county seat of
