The lancelet, particularly of the genus Branchiostoma.
aphotaxis
auxograph
auxotroph
auxotroph
noun
Any microorganism that has lost the ability to synthesize an organic compound required for its growth, usually as a result of mutation
exopathic
exophasia
exophasia
noun
Audible speech.
exophasic
exophoria
exophoria
noun
(ophthalmology) A form of heterophoria in which there is a tendency of the eyes to deviate outward.
hexaploid
hexaploid
adj
Having six complete sets of chromosomes in a single cell
noun
A cell or organism that has six complete sets of chromosomes
hexapodal
hexapodal
adj
Having six legs.
hexapodan
hexapodic
hoaxproof
hypotaxia
hypotaxic
hypotaxis
hypotaxis
noun
(grammar) Syntactic subordination of one clause or construction to another.
hypoxemia
hypoxemia
noun
(medicine) An abnormal deficiency in the concentration of oxygen in the blood, be it the partial pressure of oxygen (mm Hg), the content of oxygen (ml oxygen per dl of blood) or the per cent saturation of the blood's hemoglobin, singly or in combination.
myxophyta
oxmanship
oxybaphon
oxybaphus
oxyphonia
oxyphonia
noun
(medicine) shrillness or high pitch of the voice
phototaxy
phototaxy
noun
phototaxis
prothorax
prothorax
noun
(entomology) The anterior segment of the insect thorax; it carries the first pair of legs
pyothorax
pyothorax
noun
pleural empyema; an accumulation of pus in the pleural cavity
saxophone
saxophone
noun
A single-reed instrument musical instrument of the woodwind family, usually made of brass and with a distinctive loop bringing the bell upwards.
toxaphene
toxaphene
noun
An acaricide and insecticide that is a mixture of chlorinated camphenes, now considered a persistent organic pollutant.
toxiphagi
xanthopia
xanthopia
noun
A visual disorder in which things appear yellowish.
xenophora
xenophora
noun
(biology) Any mollusk of the genus Xenophora.
xerophagy
xerophagy
noun
A restrictive diet (of bread and water, for example) as a punishment or religious form of discipline.
xiphoidal
xiphoidal
adj
xiphoid; sword-shaped
xiphosura
xylograph
xylograph
noun
A print taken from such an engraving.
An engraving in wood or woodcut, especially one used in printing predating the Western tradition (14th c.).
verb
(transitive) To make a print from an engraving in wood.