English
excitosome
From excite + -o- + -some.
Formed from excite + -o- + -some
Latin excieō ‘to call out, arouse, excite’
Latin excitō ‘to call out, call forth, arouse, wake up,…’
Old French exciter
Middle English exciten
English excite
Today it means
noun A complex of proteins which, together with calcium ions, triggers secretion
Language periods are conventional ranges, not dates for this word.
Etymograph / excitosome