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Showing results for bipinnate. Search instead for unipinnate.

bipinnate

American  
[bahy-pin-eyt] / baɪˈpɪn eɪt /

adjective

Botany.
  1. pinnate, as a leaf, with the divisions also pinnate.


bipinnate British  
/ baɪˈpɪnˌeɪt /

adjective

  1. (of pinnate leaves) having the leaflets themselves divided into smaller leaflets

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

bipinnate Scientific  
/ bī-pĭnāt′ /
  1. Relating to compound leaves that grow opposite each other on a larger stem; twice-compound or twice-pinnate. Bipinnate leaves have a feathery appearance. The acacia, coffeetree, and silktree have bipinnate leaves.


Other Word Forms

Etymology

Origin of bipinnate

From the New Latin word bipinnātus, dating back to 1785–95; see bi- 1, pinnate

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

“There were two options: You move the house, or the tree dies,” says Duprat, 69, on a temperate afternoon this past August, standing beneath its delicate bipinnate leaves.

From New York Times Mar. 22, 2024

The plant produces a slender, erect, hollow stem rising 1 to 2 ft. in height, with bipinnate leaves and small flowers in pink or whitish umbels.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 4 "Coquelin" to "Costume" by Various

Fronds one to three feet high, minutely glandular and hairy, ovate-lanceolate, pale green, very thin and mostly bipinnate.

From The Fern Lover's Companion A Guide for the Northeastern States and Canada by George Henry Tilton

The large pinnate or rarely bipinnate leaves give the Cycads a superficial resemblance in habit to Palms.

From Darwin and Modern Science by A. C. (Albert Charles) Seward

For example, while the clustered leaves of the Honey-Locust are simply pinnate, that is, once pinnate, those on new shoots are bipinnate, or twice pinnate, as in Fig.

From The Elements of Botany For Beginners and For Schools by Asa Gray

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