Inherited from Ottoman Turkish اوتلاق (otlaḳ, “a grass-land, pasture”), from اوتلامق (otlamaḳ, “for a beast to feed on a growing pasture”), from اوت (ot, “grass, any herb”), from Proto-Turkic *ot (“grass”), morphologically ot + -la + -k. Cognates with Azerbaijani otlaq, Turkmen otlag, Uzbek oʻtloq.