उपवस्

{ upavas }

A Sanskrit English Dictionary

उप   -√ 5. वस् P. -वसति, to abide or dwell with or at;

to stay, wait, wait for, [TS.]; [TBr.]; [AitBr.]; [ŚBr.];

to abide in a state of abstinence, abstain from food, fast, [Kāty.] on [Pāṇ. 1-4, 48]; [TS. i, 6, 7, 3]; [ŚBr. i, 6];

xi; KātyŚr.; [ŚāṅkhGṛ.]; [Mn.] &c.;

to encamp (with acc.), [Pāṇ. 1-4, 48];

to dwell on, give one's self up to, apply one's self to, [MārkP.]; [MuṇḍUp.] :

Caus. to cause to abide or wait, [TS.];

to cause to fast, [PārGṛ.]; [MBh.]; [R.]

The Practical Sanskrit-English Dictionary

उपवस् [upavas]   1 [P.]
To dwell in or at, inhabit (with acc.); तपःश्रद्धे ये ह्युपवसन्त्यरण्ये [Mund. Up.1.2.11.] वैकुण्ठं उपवसति [Sk.]
To be in a state of abstinence, abstain from food, fast; उपवसेद्दिनम् [Ms.2.22,5,2;] [Y.3.292,64;] (fig. also); उपोषिताभ्यामिव नेत्राभ्यां पिबन्ती [Dk.4.]
To go to (a master).
To enter upon, learn, take to, begin. -Caus. To cause to fast.

संस्कृतम् (Sanskrit) WN

See : वस्