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sex cells

Cultural  
  1. The sperm and egg of living things. Sex cells have only half the number of chromosomes that other cells (body cells) have. (See meiosis.)


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.

In a proof-of-principle study conducted in mice over six years, the team showed that interrupting a key step in meiosis, the process that produces sex cells, can temporarily halt sperm production without causing lasting harm.

From Science Daily • Apr. 7, 2026

According to their plan, those lab-engineered sex cells would then be combined with natural sperm and eggs to make embryos, and from there, the embryos would be implanted into southern white rhino surrogate mothers.

From National Geographic • Jan. 24, 2024

Doctors can freeze sperm from adult male patients, but boys do not start producing mature sex cells until they reach puberty.

From Scientific American • Mar. 21, 2019

If corals shed their sex cells just minutes out of sync with neighbors, the odds of reproductive success are greatly reduced.

From New York Times • Jun. 20, 2016

Besides its action upon the sex cells and the brain cells, the internal secretion of the adrenal cortex acts upon the pigment cells of the skin, blunting their sensitiveness to light.

From The Glands Regulating Personality by Berman, Louis, M.D.

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