Webster's Revised Unabridged Dictionary · 1913

Rostral

Rostral , adjective

[Latin rostralis, from rostrum a beak; compare French rostral.]

Of or pertaining 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