[ muh-nee-shuhs ]

  1. Biology. having both male and female organs in the same individual; hermaphroditic.

  2. Botany. (of a plant, species, etc.) having the stamens and the pistils in separate flowers on the same plant.

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Origin of monoecious

First recorded in 1755–65; from New Latin (Linnaeus) Monoeci(a) the name of the group comprising monoecious plants, equivalent to Greek mon- “sole, one” + oîk(os) “house” + Latin -ia noun suffix; see mon-, -ia,-ous

Other words from monoecious

  • mo·noe·cious·ly, adverb
  • mo·noe·cism [muh-nee-siz-uhm], /məˈni sɪz əm/, mo·noe·cy, noun

Words Nearby monoecious Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use monoecious in a sentence

British Dictionary definitions for monoecious


monecious monoicous (mɒˈnɔɪkəs)

/ (mɒˈniːʃəs) /

  1. (of some flowering plants) having the male and female reproductive organs in separate flowers on the same plant

  2. (of some animals and lower plants) hermaphrodite

Origin of monoecious

C18: from New Latin monoecia, from mono- + Greek oikos house

Derived forms of monoecious

  • monoeciously or moneciously, 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

Scientific definitions for monoecious


[ mə-nēshəs ]

  1. Having separate male flowers and female flowers on the same plant. Maize and oaks are monoecious plants. Compare dioecious.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.