释义 |
WordReference Random House Unabridged Dictionary of American English © 2024an•as•pid (ə nas′pid),USA pronunciation n. [Paleontol.]- Paleontologyany member of an extinct order, Anaspida, of small, freshwater jawless fishes of the Silurian and Devonian periods, characterized by a single nostril, narrow rows of scales, and, usually, an armor-plated head.
- Neo-Latin Anaspida name of the order, equivalent. to an- an-3 + Greek aspid- (stem of aspís shield) + -a neuter plural noun, nominal ending
|