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ovulation

Scientific  
/ ō′vyə-lāshən,ŏv′yə-lāshən /
  1. The release of an egg cell (ovum) from the ovary in female animals, regulated in mammals by hormones produced by the pituitary gland during the menstrual cycle.


ovulation Cultural  
  1. The periodic release of an ovum from the ovaries (usually from only one ovary). After the ovum is released, it travels into the fallopian tube, and from there is moved to the uterus. Ovulation generally happens approximately two weeks into the menstrual cycle.


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.

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Taylor Swift fans have paid $25 for pieces of trash -- including cigarette butts and an ovulation test kit -- collected near the US pop queen's wedding to NFL star Travis Kelce.

From Barron's Jul. 8, 2026

They also collected urine samples on filter paper to measure estrogen and progesterone, allowing them to identify when ovulation occurred.

From Science Daily Dec. 14, 2025

The Wall Street Journal reported that the developer, Flo Health, shared users’ sensitive data, such as ovulation status and period information, with Meta between 2016 and 2019.

From The Wall Street Journal Nov. 9, 2025

High levels of oestrogen prior to ovulation could alter the properties of ligaments, making them a bit more stretchy so "there could be an increased risk of injury, theoretically," he says.

From BBC Jul. 25, 2025

These super cows were injected with hormones to increase ovulation drastically and cause the production of multiple embryos.

From "Friday Night Lights: A Town, A Team, And A Dream" by H.G. Bissinger

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