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reniform

American  
[ren-uh-fawrm, ree-nuh-] / ˈrɛn əˌfɔrm, ˈri nə- /

adjective

  1. kidney-shaped.

    a reniform leaf; hematite in reniform masses.


reniform British  
/ ˈrɛnɪˌfɔːm /

adjective

  1. having the shape or profile of a kidney

    a reniform leaf

    a reniform mass of haematite

"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

reniform Scientific  
/ rĕnə-fôrm′,rēnə- /
  1. Shaped like a kidney. Used to describe certain minerals and certain leaves.


Other Word Forms

Etymology

Origin of reniform

From the New Latin word rēniformis, dating back to 1745–50. See reni-, -form

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:

Indusium delicate, curved, often crossing the vein, and attached to both sides of it, thus becoming reniform, or shaped like a horseshoe.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa

P. reniform, gelatinoso-viscid above, umber; g. radiating from a lateral point, distant, whitish; sp.

From European Fungus Flora: Agaricaceae by Massee, George

All its wings are very deep brown; the front pair has a darker band containing the orbicular and reniform spots, and the hind pair a lighter band across the middle.

From Butterflies and Moths (British) by Furneaux, William S.

It lies beyond the orbicular spot, and is usually somewhat kidney-shaped, and is consequently named the reniform.

From Butterflies and Moths (British) by Furneaux, William S.

The orbicular and reniform spots are outlined with a paler colour, and there is a pale transverse line parallel with the hind margin, outside which is a row of indistinct black spots.

From Butterflies and Moths (British) by Furneaux, William S.

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