What is the meaning of Tatar?

plant of the family Fagopyrum (buckwheat, etc.)

the grains of the buckwheat plant

the porridge from the buckwheat grains

plant of the family Polygonaceae (knotweed, buckwheat etc.)

Tatar (language)

to aim

to upgrade

Alternative spelling of tataran

arrangement, ordering

fixed order, rule

negation

fixed order, rule

steak tartare

Tatar (person of that group)

Tatar (person)

Tatar

Source: wiktionary.org