UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˌvɔːtɪˈsɛlə/US:USA pronunciation: respellingUSA pronunciation: respelling(vôr′tə selə)

WordReference Random House Unabridged Dictionary of American English © 2020
vor•ti•cel•la  (vôr′tə selə),USA pronunciation n., pl.  -cel•lae (vôr′tə selə),USA pronunciation  -cel•las. 
  1. Microbiologyany ciliated protozoan of the genus Vorticella, having a transparent, bell-shaped body with a retractile stalk.
  • Neo-Latin; see vortex, -ella
  • 1780–90

Collins Concise English Dictionary © HarperCollins Publishers::
vorticella /ˌvɔːtɪˈsɛlə/ n ( pl -lae / -liː/)
  1. any protozoan of the genus Vorticella, consisting of a goblet-shaped ciliated cell attached to the substratum by a long contractile stalk
Etymology: 18th Century: from New Latin, literally: a little eddy, from vortex
'vorticella' also found in these entries (note: many are not synonyms or translations):
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