VocabDictionary

mother-in-law

/ˈmʌð.ər.ɪn.lɔː/beginner Level

English Meaning & Definitions

1.noun

The mother of one's husband or wife.

Example Sentences:
  • He gets along famously with his mother-in-law and often invites her on family vacations.
  • My mother-in-law gave us a beautiful handmade quilt as a wedding present.
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English Synonyms & Near Equivalents

English Antonyms & Opposites

Comprehensive Thesaurus Breakdown

Compare formal, informal, literary synonyms and register nuances for “mother-in-law”.

Thesaurus Entry
Cultural Origin & Etymology

Derived from Middle English 'moder in lawe' (first recorded in the late 14th century). The suffix '-in-law' historically refers to Canon Law (the law of the Catholic Church), which defined legal relationships and prohibited degrees of marriage between relatives by affinity (marriage) rather than consanguinity (blood).

Memory Aid & Mnemonic

She is a 'mother' figure created not by blood, but 'in' the eyes of the 'law' through your marriage contract.

Frequently Asked Questions About “mother-in-law

1. What is the meaning of “mother-in-law” in English?

In English, mother-in-law (noun) is defined as: “The mother of one's husband or wife.”.

2. How do you use “mother-in-law” in a sentence?

He gets along famously with his mother-in-law and often invites her on family vacations.

3. What are English synonyms of “mother-in-law”?

4. What is the etymology and word origin of “mother-in-law”?

Derived from Middle English 'moder in lawe' (first recorded in the late 14th century). The suffix '-in-law' historically refers to Canon Law (the law of the Catholic Church), which defined legal relationships and prohibited degrees of marriage between relatives by affinity (marriage) rather than consanguinity (blood).