DICT.TW Dictionary Taiwan
3.145.100.40

Search for:
[Show options]
[Pronunciation] [Help] [Database Info] [Server Info]

1 definition found

From: Webster's Revised Unabridged Dictionary (1913)

 Pter·o·stig·ma n.; pl. Pterostigmata   Zool. A thickened opaque spot on the wings of certain insects.