vibratiuncle

== English == === Alternative forms === vibratiuncula vibratiuncule === Etymology === From modern Latin vibratiuncula, diminutive form of Latin vibrātio (“vibration”). === Pronunciation === (UK) enPR: vībrāshĭ.ŭngʹkl, IPA(key): /vaɪbɹeɪʃɪˈʌŋkl/ === Noun === vibratiuncle (plural vibratiuncles) (now chiefly historical) A minuscule or slight vibration; specifically, a vibration in brain tissue caused by the comparatively greater vibrations of the particles of the medullary substance of the nerves (formerly hypothesised to convey external impressions to the mind). [from 18th c.] ==== Derived terms ==== vibratiunculation