Uxoricide
Pronunciation : Ux*or"i*cide
Part of Speech : n.
Etymology : [L. uxor wife + caedere to kill.]
Definition : 1. The murder of a wife by her husband.
2. One who murders his wife.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder