-
- To save this word, you'll need to log in.
: the constricted median lobe of the cerebellum that connects the two lateral lobes
Examples of vermis in a Sentence
Recent Examples on the Web
Horse manure containing alfalfa hay is an ideal medium for vermicomposting (vermis means worm in Latin), which yields worm castings (a euphemism for worm poop), the best soil amendment under the sun.
—Joshua Siskin, Orange County Register, 30 Aug. 2024
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Word History
Etymology
borrowed from New Latin, literally, "worm," after excrescentia vermiformis "vermiform growth," translating Galen's Greek phrase epíphysis skōlēkoeidḗs; so called by Galen from its resemblance to a grub growing out of wood — more at worm entry 1
First Known Use
1876, in the meaning defined above
Dictionary Entries Near vermis
Cite this Entry
“Vermis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vermis. Accessed 21 Nov. 2024.
Medical Definition
vermis
noun
ver·mis
ˈvər-mis
plural vermes
-ˌmēz
1
: either of two parts of the median lobe of the cerebellum:
a
: one slightly prominent on the upper surface
called also superior vermis
b
: one on the lower surface sunk in the vallecula
called also inferior vermis
2
: the median lobe or part of the cerebellum
More from Merriam-Webster on vermis
Britannica.com: Encyclopedia article about vermis
Love words? Need even more definitions?
Merriam-Webster unabridged
Share