tonne B2 Topic:Mathematics & Measurement US /tʌn/ UK /tʌn/ See IPA manual Homophones ton /tʌn/ Freq #33275 Meanings 1 noun A unit of mass equal to 1,000 kilograms. The truck was carrying twenty tonnes of coal. Thesaurus Synonyms 1 noun · a unit of mass equal to... metric tonmegagram Word family Forms tonnes Etymology AI details From French tonne. Doublet of ton and tun. tonne Old French View etymology graph -> Topics Mathematics & Measurement External links Cambridge Dictionary Wiktionary Google Images # tonne **Type:** Word **Level:** B2 **Part of speech:** noun **IPA (US):** /tʌn/ **IPA (UK):** /tʌn/ **Frequency rank:** 33275 ## Meanings 1. A unit of mass equal to 1,000 kilograms. ## Examples - The truck was carrying twenty tonnes of coal. ## Roots and Affixes - Root: tonne ## Etymology From French tonne. Doublet of ton and tun. ## AI Etymology Tonne comes from French tonne. Doublet of ton and tun. The historical chain includes tonne (French). In present use it covers a unit of mass equal to 1,000 kilograms. ## Topics - Mathematics & Measurement markdown