dioecious

adjective

di·oe·cious (ˌ)dī-ˈē-shəs How to pronounce dioecious (audio)

: having male reproductive organs in one individual and female in another

: having staminate and pistillate flowers borne on different individuals

dioecism

(ˌ)dī-ˈē-ˌsi-zəm How to pronounce dioecious (audio)

noun

dioecy

ˈdī-ˌē-sē

noun

Example Sentences

Recent Examples on the Web Date palms are dioecious, meaning that trees are either male or female — females are treated with pollen from the male plants.

Christian Reynoso, Los Angeles Times, 7 Oct. 2021 The ginkgo tree is dioecious, meaning there are separate male and female trees.

Beth Botts, chicagotribune.com, 27 Sep. 2020 Hollies are dioecious, Lorimer added, meaning there are separate male and female plants.

BostonGlobe.com, 5 Dec. 2019 Ryan Nelson of Western Springs misspelled dioecious in the second round.

Chuck Fieldman, chicagotribune.com, 31 May 2018 Willows are dioecious; that is, male trees produce only male flowers, and female trees produce only female flowers.

Dave Taft, New York Times, 4 Apr. 2018

Word History

Etymology

New Latin Dioecia, class name (from Greek di- di- + oîkos "house, home" + New Latin -ia -ia entry 1) + -ous — more at vicinity

Note: The class name Dioecia was introduced by linnaeus in his Systema naturae (Leiden, 1735).

First Known Use

1752, in the meaning defined at sense 1

单词	dioecious
释义	dioecious adjective di·oe·cious (ˌ)dī-ˈē-shəs 1 : having male reproductive organs in one individual and female in another 2 : having staminate and pistillate flowers borne on different individuals dioecism (ˌ)dī-ˈē-ˌsi-zəm noun dioecy ˈdī-ˌē-sē noun Example Sentences Recent Examples on the Web Date palms are dioecious, meaning that trees are either male or female — females are treated with pollen from the male plants. Christian Reynoso, Los Angeles Times, 7 Oct. 2021 The ginkgo tree is dioecious, meaning there are separate male and female trees. Beth Botts, chicagotribune.com, 27 Sep. 2020 Hollies are dioecious, Lorimer added, meaning there are separate male and female plants. BostonGlobe.com, 5 Dec. 2019 Ryan Nelson of Western Springs misspelled dioecious in the second round. Chuck Fieldman, chicagotribune.com, 31 May 2018 Willows are dioecious; that is, male trees produce only male flowers, and female trees produce only female flowers. Dave Taft, New York Times, 4 Apr. 2018 Word History Etymology New Latin Dioecia, class name (from Greek di- di- + oîkos "house, home" + New Latin -ia -ia entry 1) + -ous — more at vicinity Note: The class name Dioecia was introduced by linnaeus in his Systema naturae (Leiden, 1735). First Known Use 1752, in the meaning defined at sense 1
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