Where does “तत्वज्ञान” come from?

तत्वज्ञान (Hindi) comes from Hindi ज्ञान, from Sanskrit ज्ञान, from Sanskrit ज्ञा, from Proto-Indo-Aryan ȷ́naH-, from Proto-Indo-Iranian ǰnaH-, from Proto-Indo-European ǵneh₃- — to know.

तत्वज्ञान (Hindi): philosophical knowledge; knowledge of the truth

Definitions

  1. philosophical knowledge; knowledge of the truth

Ancestry of “तत्वज्ञान”, step by step

तत्वज्ञान traces back through two separate lines of ancestry.

via Hindi ज्ञान

StepLanguageWordMeaning
1Hindiज्ञानknowledge
2Sanskritज्ञानknowing, becoming acquainted with, knowledge, (esp.) the higher knowledge (in Buddhism, pure awareness free from conceptual constructs; in Hinduism, true knowledge of the Self's identity with the Ultimate Reality)
3Sanskritज्ञाto know
4Proto-Indo-Aryanȷ́naH-
5Proto-Indo-IranianǰnaH-
6Proto-Indo-Europeanǵneh₃-to know

via Hindi तत्व

StepLanguageWordMeaning
1Hindiतत्वessence, reality; hidden nature; chemical element
2Sanskritतत्त्वtruth; reality; principle etc
3Sanskritतद्it; that; this
4Proto-Indo-Iranianhe
5Proto-Indo-Europeanthis; that
Every word from Proto-Indo-European ǵneh₃-Every word from Proto-Indo-Iranian ǰnaH-Every word from Proto-Indo-Aryan ȷ́naH-