septuagesimal
Adjective
Meaning
Consisting of seventy days, years, etc.; reckoned by seventies.
Source: Webster's dictionarySynonyms
lxx
seventieth
70th
seventyfold
seventieth fraction
seventieth proportion
seventieth segment
seventieth share
seventieth slice
heptagenary
seventieth element
seventieth component
seventieth division
seventieth part
seventieth portion
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