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See Rostrum, 2.

to the beak or snout of an animal, or the beak of a ship; resembling a rostrum, esp., the rostra at Rome, or their decorations. [Monuments] adorned with rostral crowns and naval ornaments. Addison.

Furnished or adorned with beaks; as, rostrated galleys.

One of the larger divisions of Crustacea, so called because the thorax and abdomen are both segmented; Tetradecapoda. It includes the Amphipoda and Isopoda.

Having a double beak, or two processes resembling beaks. The capsule is bilocular and birostrated. Ed. Encyc.

Short-billed; having a short beak.

Belonging to the Conirostres.

Having a bill shaped like the colter of a plow, or like a knife, as the heron, stork, etc.

Having a crooked beak, as the crossbill.

Having a toothed bill; -- applied to a group of passerine birds, having the bill notched, and feeding chiefly on insects, as the shrikes and vireos. See Illust. (N) under Beak.

Dentirostral.

Fully prostrate; humble; low; rude. [Obs.] How may weak mortal ever hope to file His unsmooth tongue, and his deprostrate style. G. Fletcher.

Without a beak.

Having the bill cleft beyond the horny part, as in the case of swallows and goatsuckers.

Having a lamellate bill, as ducks and geese.

Having a broad beak. Sir T. Browne.

Having a long bill; of or pertaining to the Longirostres.

Of or pertaining to the pressirosters.

h, or with the body extended on the ground or other surface; stretched out; as, to sleep prostrate Elyot. Groveling and prostrate on yon lake of fire. Milton.

The act of prostrating, throwing down, or laying fiat; as, the prostration of the body.