Etymology

From Proto-Iranian, from Proto-Indo-Iranian *jʰim-, from Proto-Indo-European *ǵʰim-, *ǵʰyem-. Cognate with Persian زمستان ‎(zemestân), Ossetian зымӕг ‎(zymæg), Avestan 𐬰𐬌𐬌𐬃 ‎(zyå), Sanskrit हिम ‎(himá).