Meaning of tithi in English:

tithi

(also thithi)

noun

historical
  • A period of time during which the angle between the sun and the moon increases by 12 degrees, used in Hindu astronomy and timekeeping, and also applied to the corresponding period of time in Babylonian astronomy.

Origin

Late 18th century; earliest use found in Asiatick Research. From Sanskrit tithi, apparently a back-formation from katitha (from kati how many (from the same Indo-European base as classical Latin quot) + -tha, suffix forming ordinal numerals: see -th) and the similarly-formed demonstrative tatitha.

Pronunciation

tithi

/ˈtɪθi/