(zoology) A structure that overlaps the mouth in certain insects.
hexagynian
hexagynous
hexagynous
adj
(botany) Having six styles.
hypnotoxin
hypnotoxin
noun
A hypothetical waste product of the brain proposed by Henri Piéron that causes fatigue and is cleansed by sleep.
A venom found in the nematocysts of some cnidarians that acts as a central nervous system depressant leading to inactivity, numbness, paralysis, and coma.
nephropexy
nephropexy
noun
(surgery) suspension or fixation of the kidney
nomophylax
nomophylax
noun
(historical) A magistrate, in ancient Greece, who was the custodian of the texts of the law.
onychauxis
oropharynx
oropharynx
noun
(anatomy) The oral part of the pharynx, reaching from the uvula to the level of the hyoid bone.
oxyhematin
oxyrhinous
phoenixity
phytotoxin
phytotoxin
noun
(biochemistry) Any toxic substance produced by a plant.
thyroxinic
vixenishly
vixenishly
adv
In a vixenish manner.
xanthophyl
xanthophyl
noun
Dated form of xanthophyll.
xanthydrol
xanthydrol
noun
(organic chemistry) An organic compound with chemical formula C₁₃H₁₀O₂, used to test the levels of urea in the bloodstream.
xiphodynia
xiphodynia
noun
xiphoidalgia
xylanthrax
xylanthrax
noun
(archaic) Wood coal or charcoal, distinguished from mineral coal; lignite.
xylophagan
xylophagan
noun
Any wood-boring marine bivalve of the genus Xylophaga, which bores into wood.
xylophones
xylophones
noun
plural of xylophone
verb
Third-person singular simple present indicative form of xylophone