noun, plural fam·i·lies.
- a basic social unit consisting of parents and their children, considered as a group, whether dwelling together or not: the traditional family.
- a social unit consisting of one or more adults together with the children they care for: a single-parent family.
- a given class of solutions of the same basic equation, differing from one another only by the different values assigned to the constants in the equation.
- a class of functions or the like defined by an expression containing a parameter.
- a set.
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Idioms for family
Origin of family
usage note for family
OTHER WORDS FROM familyan·ti·fam·i·ly, adjectivein·ter·fam·i·ly, adjective
Words nearby family
British Dictionary definitions for antifamily
noun plural -lies
- a primary social group consisting of parents and their offspring, the principal function of which is provision for its members
- (as modifier)family quarrels; a family unit
Word Origin for family
Medical definitions for antifamily
Scientific definitions for antifamily
Cultural definitions for antifamily
In biology, the classification lower than an order and higher than a genus. Lions, tigers, cheetahs, and house cats belong to the same biological family. Human beings belong to the biological family of hominids. (See Linnean classification.)
Idioms and Phrases with antifamily
see in a family way; run in the blood (family).