noun🔗ShareOtolitoA small particle, comprised mainly of calcium carbonate, found in the inner ear of vertebrates, being part of the balance sense."The doctor checked my balance by testing how my otolith reacted to changes in head position. "El médico revisó mi equilibrio probando cómo reaccionaba mi otolito a los cambios en la posición de la cabeza.anatomyphysiologyorganbiologymedicinebodyChat with AIVocabulary GamePractice Reading