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Pronunciation varies by accent · noun
(zoology, paleontology) 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..
Some dromaeosaurid, troodontid, oviraptorosaur and therizinosaur specimens show the presence of what we term a ‘pennibrachium’, a forelimb bearing long feathers that form a planar, wing-like surface but are not necessarily used in aerial locomotion.
Use pennibrachium when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Pennibrachium means (zoology, paleontology) 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..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Some dromaeosaurid, troodontid, oviraptorosaur and therizinosaur specimens show the presence of what we term a ‘pennibrachium’, a forelimb bearing long feathers that form a planar, wing-like surface but are not necessarily used in aerial locomotion.
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