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semicircular arena, or room, or part of a room. The collections will be displayed in the hemicycle of the central pavilion. London Academy.

Any species of Old World geckoes of the genus Hemidactylus. The hemidactyls have dilated toes, with two rows of plates beneath.

The lesser third. Busby.

Having one of the two florets in the same spikelet neuter, and the other unisexual, whether male or female; -- said of grasses.

The half channel or groove in the edge of the triglyph in the Doric order.

ne plane out of a pair on each of its edges; or as in the case of a tetrahedron, which is hemihedral to an octahedron, it being contained under four of the planes of an octahedron. -- Hem`i*he"dral*ly, adv.

The property of crystallizing hemihedrally.

A solid hemihedrally derived. The tetrahedron is a hemihedron.

Presenting hemihedral forms, in which half the sectants have the full number of planes.

Having half as many (three) carboxyl radicals as mellitic acid; -- said of an organic acid.

Those insects which have an incomplete metamorphosis.

Having an incomplete metamorphosis, the larvæ differing from the adults chiefly in laking wings, as in the grasshoppers and cockroaches.

Having the two ends modified with unlike planes; -- said of a crystal.

y the action of strong acetic acid and common salt; -- called also Teichmann's crystals. Chemically, it is a hydrochloride of hematin.

A measure of half a sextary. Arbuthnot.

A wild ass found in Thibet; the kiang. Darwin.

A defect of vision in consequence of which a person sees but half of an object looked at.

Same as Monoclinic.

A product of the gastric and pancreatic digestion of albuminous matter.

A palsy that affects one side only of the body. -- Hem`i"pleg"ic, a.