Added 9 October 2026
tsar
/(t)sɑː/ noun
noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about tsar at Wordnik → Where our words come from →
Origin
Borrowed from Russian царь (carʹ), from Old East Slavic цьсарь (cĭsarĭ), from Proto-Slavic *cěsařь, from a Germanic language, from Proto-Germanic *kaisaraz, from Latin Caesar. Doublet of Caesar and Kaiser. The spelling tsar began to replace the older czar in the nineteenth century. Compare Byzantine Greek Τζαῖσαρ (Tzaîsar).
From Wiktionary, via Kaikki.org (CC BY-SA)