ottanta
Ottanta is the Italian word for the number eighty. It serves as a cardinal numeral in counting, ages, dates, and other quantities, and is also used to label the decade that roughly corresponds to the 1980s in Italy and in contexts influenced by Italian language.
Etymology and form: Ottanta derives from Latin octoginta, passing into Italian through the historical development of
Cultural and linguistic usage: In addition to its mathematical function, ottanta is used in Italian culture
Variations and related terms: While ottanta denotes eighty, related expressions include ottant’anni (eighty years), ottantuno (eighty-one),