a. [ L. conjugalis, fr. conjux husband, wife, consort, fr. conjungere to unite, join in marriage. See Conjoin. ] Belonging to marriage; suitable or appropriate to the marriage state or to married persons; matrimonial; connubial. “Conjugal affection.” Milton. [ 1913 Webster ]
n. The conjugal state; sexual intercourse. [ R. ] Milton. [ 1913 Webster ]
adv. In a conjugal manner; matrimonially; connubially. [ 1913 Webster ]