spousal

[spou-zuh l]
adjective
  1. nuptial; matrimonial.

Origin of spousal

1250–1300; Middle English spousaille, aphetic variant of espousaille espousal
Related formsspous·al·ly, adverbin·ter·spous·al, adjectivein·ter·spous·al·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for interspousal

spousal

noun
  1. (often plural)
    1. the marriage ceremony
    2. a wedding
adjective
  1. of or relating to marriage
Derived Formsspousally, adverb
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

Word Origin and History for interspousal

spousal

adj.

1510s, from spousal (n.) "condition of being espoused, action of marrying," from Old French esposailles (see espousal).

Online Etymology Dictionary, © 2010 Douglas Harper