Dictionary Definition:
sát mf(satī́)n. (pr. p. of √1. as) being, existing, occurring, happening, being present (sato me, 'when I was present'
• often connected with other participles or with an adverb, e.g. nāmni kṛte sati, 'when the name has been given'
• tathā sati, 'if it be so'
• also ibc., where sometimes = 'possessed of', cf. sat-kalpavṛkṣa) RV. &c. &c
• abiding in (loc.) MBh
• belonging to (gen.) ŚBr
• living MuṇḍUp
• lasting, enduring Kāv. RV. &c. &c
• real, actual, as any one or anything ought to be, true, good, right (tan na sat, 'that is not right'), beautiful, wise, venerable, honest (often in comp., See below) RV. &c. &c
• m. a being, (pl.) beings, creatures RV. &c
• a good or wise man, a sage MBh. R
• good or honest or wise or respectable people Mn. MBh. &c
• (ī́), f. See satí below
• (sat), n. that which really is, entity or existence, essence, the true being or really existent (in the Vedânta, 'the self-existent or Universal Spirit, Brahma') RV. &c. &c
• that which is good or real or true, good, advantage, reality, truth ib
• water Naigh. i, 12
• (in gram.) the terminations of the present participle Pāṇ. 3-2, 127 &c
• (sat), ind. (cf. sat-√kṛ &c.) well, right, fitly. [Cf. Gk. ? for ? ; Lat. sens in [1134, 2] absens, pra-sens ; sons, 'guilty', orig. 'the real doer' ; Lith. sās, ésas ; Slav. sy, sas8ta.]