English Explanatory Dictionary

pennibrachium

English dictionary entry

Meanings

noun
  1. A forelimb, found on various species of extinct and extant coelurosaur, that is not used in flight or gliding but still bears long, typically pennaceous feathers which form a winglike surface.

Word forms

pennibrachium pennibrachia

Etymology

From Latin penna (“feather”) + brachium (“arm”). Coined by Sullivan et al. in 2010.

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