Definition: krt affix अत् in the sense of ' the agent of the present time ', applied to any root which takes the Parasmaipada personal affixes cf. लट: शतृशानचावप्रथमासमानाधिकरणे P. III. 2.126,8. The words formed with this शतृ (अत्) affix are termed present participles in the declension of which, by virtue of the indicatory vowel ऋ in शतृ, the augment नुम् is inserted after the last vowel of the base, and the root receives such modifications as are caused by a Sarvadhatuka affix, the affix शतृ being looked upon as a Sarvadhatuka affix on account of the indicatory letter श्. The word ending in this affix शतृ governs a noun forming its object, in the accusative case.