pterostigma

noun

ptero·​stigma

ˌterə+

plural pterostigmata

: an opaque thickened spot on the costal margin of the wing of an insect

pterostigmal adjective

pterostigmatic adjective

or pterostigmatical

¦terə+

Word History

Etymology

New Latin, from pter- + Latin stigma

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Rhymes for pterostigma

• enigma
• kerygma
• sigma
• stigma