संस्‍कृतशब्‍दकोशः

Monier–Williams

आतञ्च् — {ā-√tañc} {-tanakti} (cf. KātyŚr##1. sg. {-tanacmi} i, 4##Pot. {-tañcyāt} ii##ind. p. {-tācya} ) to cause coagulation (by casting one liquid into another)