Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Shaped like a kidney: a reniform leaf.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Shaped like a kidney, with the petiole attached at the notch.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having the form or shape of a kidney

from The Century Dictionary and Cyclopedia

  • Having the form or shape of the human kidney; kidney-form; bean-shaped; in botany (when said of flat organs), having the outline of a longitudinal section through a kidney (see cut under kidney-shaped).

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. (of a leaf or bean shape) resembling the shape of kidney

Etymologies

Latin rēnēs, kidneys + -form.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin renes "kidneys", and -form. (Wiktionary)

Examples

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