Definition of reniform in English:


Syllabification: ren·i·form
Pronunciation: /ˈrēnəˌfôrm, ˈren-


chiefly Mineralogy & Botany
More example sentences
  • Asymmetric divisions lead to the formation of a pair of reniform guard cells surrounding the stomatal opening.
  • Stalked, reniform sporangia reside clearly in the axis of the leaves.
  • Lateral branches dichotomize several times before terminating in pairs of reniform sporangia.


mid 18th century: from Latin ren 'kidney' + -iform.

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Word of the day grammarian
Pronunciation: grəˈme(ə)rēən
a person who studies and writes about grammar