Home › Words › R › rumenotomyrumenotomyrumenotomy means surgical incision into the rumen, or first stomach, of a ruminant.Among words judged in Lexicurio's Arena, rumenotomy ranks #37,340 of 42,762 for Qualifying.EtymologyFrom rumen + -otomy.nounsurgical incision into the rumen, or first stomach, of a ruminantDefinitions & examples from Wiktionary (CC BY-SA 3.0).