nuclear family

noun

Definition of nuclear family

  1. :  a family group that consists only of father, mother, and children

1947

First Known Use of nuclear family

1947


NUCLEAR FAMILY Defined for English Language Learners

nuclear family

noun

Definition of nuclear family for English Language Learners

  • : the part of a family that includes only the father, mother, and children


Medical Dictionary

nuclear family

noun

Medical Definition of nuclear family

  1. :  a family group that consists only of father, mother, and children—see extended family


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