turban / turbine are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
turban: (noun) a traditional Muslim headdress consisting of a long scarf wrapped around the head.
turbine: (noun) rotary engine in which the kinetic energy of a moving fluid is converted into mechanical energy by causing a bladed rotor to rotate.
turban: t·ER·b·ah·n
turbine: t·ER·b·ay·n
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)