Where does “ऋतुविज्ञान” come from?

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

ऋतुविज्ञान (Hindi): meteorology

Definitions

  1. meteorology

Ancestry of “ऋतुविज्ञान”, step by step

ऋतुविज्ञान traces back through two separate lines of ancestry.

via Hindi विज्ञान

StepLanguageWordMeaning
1Hindiविज्ञानknowledge; understanding; science, study of
2Sanskritविज्ञानscience; knowledge; wisdom
3Sanskritज्ञानknowing, 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)
4Sanskritज्ञाto know
5Proto-Indo-Aryanȷ́naH-
6Proto-Indo-IranianǰnaH-
7Proto-Indo-Europeanǵneh₃-to know

via Hindi ऋतु

StepLanguageWordMeaning
1Hindiऋतुseason
2Sanskritऋतmet with, afflicted by; proper, right, fit, apt,...
3Sanskritऋतुany settled point of time, fixed time, time...
4Proto-Indo-IranianHr̥túšfixed point of time, period, epoch; fixed order,...
5Proto-Indo-Europeanh₂ér-tus ~ h₂r̥-téw-s
6Proto-Indo-Europeanh₂er-to fit, to fix, to put together
Every word from Proto-Indo-European ǵneh₃-Every word from Proto-Indo-Iranian ǰnaH-Every word from Proto-Indo-Aryan ȷ́naH-