Added 9 October 2026 rotational /ɹoʊˈteɪʃənəl/ adjective Categories: Describing WordsUncommon Words adjective ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about rotational at Wordnik → Where our words come from → Of, pertaining to or caused by rotation. A steam turbine converts heat into rotational motion. Having non-zero curl somewhere, i.e. not irrotational noun An employee in a job rotation scheme. Something, such as a joint, that moves by rotating. Related Words: rotatingrevolvingrotaterotaryrolloverspinningturningflipturnaroundroundchurnburn Back to today's word