• synonyms


[bahy-ser-eyt, -it]
adjective Botany.
  1. notched like a saw, with the teeth also notched; doubly serrate.
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Origin of biserrate

First recorded in 1825–35; bi-1 + serrate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for biserrate

Historical Examples

  • Biserrate, doubly serrate, as when the teeth of a leaf are themselves serrate.

    The Elements of Botany

    Asa Gray

  • Biserrate: doubly saw-toothed; with a saw tooth on each side of each antennal joint.

British Dictionary definitions for biserrate


  1. botany (of leaf margins, etc) having serrations that are themselves serrate
  2. zoology serrated on both sides, as the antennae of some insects
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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