kartṛ́ mfn. one who makes or does or acts or effects, a doer, maker, agent, author (with gen. or acc. or ifc. cf. bhaya-kartṛ, &c.), [RV.]; [AV.] &c., [MBh.]; [Mn.] &c.
doing any particular action or business, applying one's self to any occupation (the business or occupation preceding in the compound, cf. suvarṇa-kartṛ, rājya-k°, &c.)
one who acts in a religious ceremony, a priest, [ŚBr.]; [ĀśvGṛ.] &c.
kartṛ́ (tā), m. the creator of the world, [ŚBr. xiv]; [Yājñ. iii, 69]
N. of Viṣṇu, [Pañcat.]
of Brahman, [L.]
of Śiva, [L.]
(in Gr.) the agent of an action (who acts of his own accord [sva-tantra]), the active noun, the subject of a sentence (it stands either in the nom. [in active construction], or in the instr. [in passive construction], or in the gen. [in connection with a noun of action]; it is opposed to karman, the object), [Pāṇ.] &c.
one who is about to do, one who will do (used as periphr. fut.), [MBh.]