समिथुनsamithunamf(आ)n. together with the pair or couple (or "with the mate") S3Br.
mf(आ)neuter gender together with the pair or couple (or "with the mate") S3Br.
कोशःDictionaries
Every entry for a word in Apte, Monier-Williams, Macdonell and the Dhātupāṭha, with their abbreviations spelled out, and an analysis of its forms.