• synonyms


adjective Botany.
  1. (of a leaf) pinnately cleft, with clefts reaching halfway or more to the midrib.
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Origin of pinnatifid

From the New Latin word pinnātifidus, dating back to 1745–55. See pinnati-, -fid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for pinnatifid

Historical Examples

  • Pinnatifid: divided into feathers, as when wings are cleft nearly to the base.

    Explanation of Terms Used in Entomology

    John. B. Smith

  • Medium-sized, fronds thin, oblong-lanceolate, 2-3 pinnate or pinnatifid.

    How to Know the Ferns

    Frances Theodora Parsons

  • Laciniata, leaves oblong and pinnatifid, with the lobes acute.

    Woodland Gleanings

    Charles Tilt

  • The frond of the Common Polypody is cut in a pinnatifid manner.

    How to Know the Ferns

    S. Leonard Bastin

  • At the top the frond is pinnatifid, whilst the lower pinnæ are deeply cut.

    How to Know the Ferns

    S. Leonard Bastin

British Dictionary definitions for pinnatifid


  1. (of leaves) pinnately divided into lobes reaching more than halfway to the midrib
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Derived Formspinnatifidly, adverb
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