V. S. Apte, The Practical Sanskrit–English Dictionary. Look up any word of the Gita in Devanagari, IAST or Harvard-Kyoto, or browse the headwords letter by letter.
janma karma ca me divyamevaṁ yo vetti tattvataḥ, — He who knoweth thus in its right principles my divine birth and my divine work, when he abandons his body, comes not to rebirth, he comes to Me, O… 4·9
तत्त्वतःtattvataḥadverb indeclinable (in principle).The Neuter noun tattva with the suffix tas having the sense of the Ablative case-termination (from the essence).
अयोगतःayogataḥadverb formed from the compound noun ayoga (without Yoga) with suffix tas, having the sense of the Ablative case-termination (without having recourse to Yoga).
उपायतःupāyataḥadverb indeclinable formed from the noun upāya (a means) by adding the suffix tas (by properly directed efforts).
मत्तःmattaḥablative singular or a contracted form of the pronoun asmad ( I or we) used in the sense of the Genitive Singular thereof with the suffix tas having the sense of the Ablative case-termination (from me, than me).
उद्देशतःuddeśataḥadverb indeclinable made from the noun uddeśa by adding the suffix tas (in the form of a summary, in brief, by way of an indication).
त्वत्तःtvattaḥablative singular of the pronoun yuṣmad (you) with the suffix tas having the sense of the Ablative case-termination (than you).