संस्‍कृतशब्‍दकोशः

ऋतुकाल

रजोदर्शनकाल

menis, time favourable for conception, i.e. 16 nights from menstrual discharge

Monier–Williams

ऋतुकाल — { ṛtú-kāla } m. the fit or proper season iii, 14763##the time of a woman's courses, the time after the courses ( favourable for procreation, See above ) iii, 45 ; v, 153