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Having the shape of a cone resting on its apex.
n. Anatomy
A turbinate bone.

[From Latin turbō, turbin-, spinning top; see turbine.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.turbinal - any of the scrolled spongy bones of the nasal passages in man and other vertebratesturbinal - any of the scrolled spongy bones of the nasal passages in man and other vertebrates
nasal concha - one of several turbinate bones in the nasal cavity
bone, os - rigid connective tissue that makes up the skeleton of vertebrates
nose, olfactory organ - the organ of smell and entrance to the respiratory tract; the prominent part of the face of man or other mammals; "he has a cold in the nose"
References in classic literature ?
The electricians had contrived a catchment pool and a wheel in the torrent close at hand--for the little Mulhausen dynamo with its turbinal volute used by the telegraphists was quite adaptable to water driving, and on the sixth day in the evening the apparatus was in working order and the Prince was calling--weakly, indeed, but calling--to his air-fleet across the empty spaces of the world.
Because of the cycles of the turbinal motion of the observer, each single stargate has its own twin respectively to the periods of the motion.
The turbinal recorded statements of more than 300 people during the inquiry including policemen and witnesses.