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Meaning of propterygium | Babel Free

Noun CEFR C1

Definitions

The anterior of three principal cartilages in the fins of some fishes.

CEFR level

C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.
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See also

proptosis propugnacle propugnation propugnator propugner propulsation

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