ovary

noun

ova·​ry ˈō-və-rē How to pronounce ovary (audio)
ˈōv-rē
plural ovaries
1
: one of the typically paired essential female reproductive organs that produce eggs and in vertebrates female sex hormones
2
: the enlarged rounded usually basal portion of the pistil or gynoecium of an angiospermous plant that bears the ovules and consists of one or more carpels see flower illustration

Examples of ovary in a Sentence

Recent Examples on the Web
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Hormones take the child’s body at puberty and conjure from it the adult form, directing the ovaries to mature their eggs or the testicles to produce sperm, each of these gametes containing the potential to create new life. Literary Hub, 20 May 2026 Advertisement Direct heat from the laptop is much less likely to affect female reproduction, Mills adds, since the ovaries and uterus are insulated by layers of muscle and tissue. Matt Fuchs, Time, 20 May 2026 It’s caused by hormonal imbalances and can impact the ovaries. Lauryn Higgins, Flow Space, 20 May 2026 Fat stores are one of the biggest sources, other than the ovaries, of hormone production. Eileen Finan, PEOPLE, 19 May 2026 See All Example Sentences for ovary

Word History

Etymology

New Latin ovarium, from Latin ovum egg

First Known Use

1658, in the meaning defined at sense 1

Time Traveler
The first known use of ovary was in 1658

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Cite this Entry

“Ovary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ovary. Accessed 21 May. 2026.

Kids Definition

ovary

noun
ova·​ry ˈōv-(ə-)rē How to pronounce ovary (audio)
plural ovaries
1
: one of the usually paired organs in the body of female animals that produces eggs and that in female vertebrates also produces sex hormones
2
: the enlarged rounded lower part of the pistil of a flower in which seeds are formed

Medical Definition

ovary

noun
ova·​ry ˈōv-(ə-)rē How to pronounce ovary (audio)
plural ovaries
1
: one of the typically paired essential female reproductive organs that in vertebrates produce eggs and female sex hormones, that occur in the adult human as oval-shaped flattened bodies about one-and-a-half inches (four centimeters) long suspended from the dorsal surface of the broad ligament of either side, that arise from the mesonephros, and that consist of a vascular fibrous stroma enclosing developing egg cells
2
: the female reproductive structure of an angiosperm that bears ovules and is enclosed in a flower

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