Monday word: splenunculus

[ersatz-read.livejournal.com]

splenunculus ˈ(splen-un'-ku-lus), noun
An accessory (extra) spleen.

The plural is splenunculi.
About 10% of people have splenunculi (or maybe 20%, according to some references),

Here is the article that introduced the word to me.



Bonus
  The article on Merriam Webster's word of the year for 2016:  surreal.
  Plus their words at play posts.