bipennated

• bipennate

• IPA^(key): /baɪˈpɛneɪtɪd/

bipennated (not comparable)

1. Having two wings.
   • 1713, W[illiam] Derham, Physico-Theology: Or, A Demonstration of the Being and Attributes of God, from His Works of Creation. […], London: […] W[illiam] Innys, […], →OCLC:

     bipennated insects

   • 1768, William Derham, Physico-theology, page 366:

     For the keeping the Body steady and upright in Flight, it gernally holds true, (if I mistake not,) that all bipennated Infects have Poises joined to the Body, under the hinder Part of their Wings; but such as have four Wings, or Wings with Elytra, none.

   • 1836, “Armenian apothegms”, in The Chinese Repository, page 427:

     Those that like cocks on dunghills fight without any serious provocation, only want a pair of fine glossy wings and red hat crests to be classed among the bipennated bipeds of the air .

   • 1870, Hugh Rowley, Gamosagammon; or, Hints on Hymen, page 45:

     Smash cupid, the bipennated buooooy, the little farceur, whilst he is yet a child' somther him before he has time to become a tremendous Titan in the plenitude of his power to do for you; smother him, oh! some-other him, and live to see how jolly miserable your light of other days will make some other man!

2. Having two shafts, blades, petals, or extensions from a single central point or body.
   • 1824, (M., Jean Vincent Félix, Corallina; Or, a Classical Arrangement of Flexible Coralline Polypidoms, page 129:

     Very branching, branches bipennated, and very close, nearly imbricated .

   • 1850, The Veterinarian: A Monthly Journal of Veterinary Science, page 71:

     Each auricula was bipennated with a single meatus externus, so that this development was not strictly preternatural; the lambs possessing, in fact, two ears only.

   • 1905, Richard Bell, My Strange Pets and Other Memories of Country Life, page 26:

     Some other birds have bipennated feathers—black-game and grouse, for instance; and I well remember that during the visit of one of my nieces a discussion arose upon the question of such feathers.

   • 1926, Alfred Brazier Howell, Anatomy of the Wood Rat, page 63:

     M. palmaris longus (figs. 13, 15, 29) is a bipennated muscle arising by tendon fibers from the medio-distal part of the medial epicondyle of the humerus.

   • 1967, Biochemical Genetics - Volume 12, page 183:

     Bipennated leaves with small leaflets;