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Showing results for facts of life. Search instead for vicissitudes of life.
Synonyms

facts of life

British  

plural noun

  1. the details of sexual behaviour and reproduction, esp as told to children

"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

facts of life Idioms  
  1. Knowledge of sexual reproduction, as in Some people feel that the facts of life should not be taught in school. [Late 1800s] Also see birds and the bees.


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.

See Examples For:

Anisogamy is one of the most fundamental facts of life: Sexual reproduction is anisogamous in all animals and almost all multicellular plants.

From The Wall Street Journal Jul. 24, 2026

Sooner or later, those feelings — and the economic facts of life — may catch up with the president.

From Salon Aug. 20, 2025

After hearing the late CBS basketball commentator Billy Packer admonish college coaches to recognize the hot hand phenomenon, a friend of mine sent him my textbook summary of Gilovich’s team’s facts of life.

From Scientific American Sep. 27, 2023

Maybe it’s just me, but I’m not sure these qualify as the most basic facts of life.

From Los Angeles Times Aug. 15, 2023

In a sense, we shall be obliged to swing back again, still believing in the new way but constrained by the facts of life to live in the old.

From "The Lives of a Cell" by Lewis Thomas

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