'Countess' definitions:
Definition of 'countess'
From: WordNet
noun
Female equivalent of a count or earl
Definition of 'Countess'
From: GCIDE
- Countess \Count"ess\ (kount"?s), n.; pl. Countesses (-?s). [F. comtesse. See Count a nobleman.] The wife of an earl in the British peerage, or of a count in the Continental nobility; also, a lady possessed of the same dignity in her own right. See the Note under Count. [1913 Webster] Countinghouse