The word "avenolith" is spelled as /ˈævənoʊlɪθ/. The stress is on the second syllable, and the last syllable is pronounced as "lith" like in "lithium". The first syllable is pronounced as "av" which sounds like "have" without the "h". The second syllable is pronounced as "noh" like in the word "no". The middle syllable "e" is silent. The word is a geological term that refers to a variety of rocks formed from volcanic ash.
An intestinal calculus having a mass of undigested oats as the nucleus.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.