tripinnate

[ trahy-pin-eyt ]
/ traɪˈpɪn eɪt /

adjective Botany.

bipinnate, as a leaf, with the divisions also pinnate.
Often tri·pin·nat·ed.

Origin of tripinnate

First recorded in 1750–60; tri- + pinnate

OTHER WORDS FROM tripinnate

tri·pin·nate·ly, adverb

Example sentences from the Web for tripinnate

  • Pinnule, a secondary division of a bipinnate or tripinnate leaf, 66.

  • Fronds eight to eighteen inches long, lanceolate-oblong, tripinnate.

    The Fern Lover's Companion |George Henry Tilton
  • Pinna, a primary division with its leaflets of a bipinnate or tripinnate leaf.

  • When these leaflets are again divided in the same way, the leaf becomes thrice pinnate, or tripinnate, as in many Acacias.

British Dictionary definitions for tripinnate

tripinnate
/ (traɪˈpɪnɪt, -eɪt) /

adjective

(of a bipinnate leaf) having the pinnules themselves pinnate

Derived forms of tripinnate

tripinnately, adverb