fact of life

See more synonyms for fact of life on Thesaurus.com
  1. facts of life, the facts concerning sex, reproduction, and birth: to teach children the facts of life.

Origin of fact of life

First recorded in 1850–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for fact of life

certainty, reality