单词 | pteroid |
释义 | pteroid, a. and n.|pt-, ˈtɛrɔɪd| [f. Gr. πτερόν feather, wing, or (irreg.) πτερίς fern + -oid.] A. adj. 1. Resembling a wing.
1858in Mayne Expos. Lex. 2. Bot. Resembling a fern; fern-like, pteridoid.
1890in Cent. Dict. B. n. A slender bone or ossified ligament in the pterodactyl extending from the carpal region towards the humerus.
1890in Cent. Dict. |

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