Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
tatary is a noun meaning "the vast geographical region of Europe and Asia that was controlled by the Mongols in the 13th and 14th centuries". It carries one recorded sense.
the vast geographical region of Europe and Asia that was controlled by the Mongols in the 13th and 14th centuries
“under Genghis Khan Tartary extended as far east as the Pacific Ocean”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for tatary come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.