See 2. ava-, ud-, -pra-r°.
mf(I)n. (for 1. See above, col. 1) obstructing, impeding, being an obstacle or hindrance, [W.]
m. the planet Mercury, [L.]
ródhana (ró°), n. shutting up, confinement, [RV.]; [BhP.]
stopping, restraining, checking, preventing, impeding, [Kāv.]; [Pur.]