unmanned C1 Topic:Describing Qualities US /ʌnˈmænd/ See IPA manual Freq #25125 Meanings 1 adj Operated without a person on board or in control. The military used an unmanned drone to survey the area. Thesaurus Synonyms 1 adj · operated without a person... crewlessuncrewedremote-controlled Word family Related forms remote-controlleduncrewedunstaffed Etymology AI details From un- + manned. Topics Describing Qualities Word Formation & Derivatives External links Google Images Cambridge Dictionary Wiktionary # unmanned **Type:** Word **Level:** C1 **Part of speech:** adj **IPA (US):** /ʌnˈmænd/ **Frequency rank:** 25125 ## Meanings 1. Operated without a person on board or in control. ## Examples - The military used an unmanned drone to survey the area. ## Related Forms - remote-controlled - uncrewed - unstaffed ## Etymology From un- + manned. ## AI Etymology Unmanned is from un- + manned. The analysis is mainly morphological: the modern adjectival form is built from the named base and affix. In present-day use, it means operated without a person on board or in control. Related forms include remote-controlled, uncrewed, unstaffed. ## Topics - Describing Qualities - Word Formation & Derivatives markdown