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Definition of Bipennate
1. a. Having two wings.
Definition of Bipennate
1. Adjective. (medicine anatomy zoology) Of, pertaining to, or having the nature of a muscle, the fibres of which attach to a tendon on two sides (as a feather barbed on both sides). ¹
2. Adjective. (botany of leaves) Bipinnate (pinnate and having a pinnate leaflet). ¹
¹ Source: wiktionary.com
Medical Definition of Bipennate
1. Bipenniform Pertaining to a muscle with a central tendon toward which the fibres converge on either side like the barbs of a feather. Origin: bi-+ L. Penna, feather (05 Mar 2000)