CUPULA By N., Pam M.S. - April 7, 2013 noun. A jelly-like top that forms a portion of the crista inside the ampulla at the end of a semicircular canal. CUPULA: "The cupula appeared to be present only in part." Related Psychology Terms CRISTA (CRYSTA) FENESTRATION EXTERNAL AUDITORY MEATUS VESTIBULAR RECEPTORS VESTIBULOCOCHLEAR NERVE VESTIBULAR NUCLEI VESTIBULAR SACS PALATE WORD FLUENCY (WF) VISUAL FIXATION Cite this page: N., Pam M.S., "CUPULA," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/cupula/ (accessed October 23, 2020).