eightieth

eight·i·eth

E0060300 (ā′tē-ĭth)n.1. The ordinal number matching the number 80 in a series.2. One of 80 equal parts.

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eight′i·eth adv. & adj.

eightieth

(ˈeɪtɪɪθ) adj (Mathematics) (usually prenominal) a. being the ordinal number of eighty in numbering or counting order, position, time, etc: often written 80thb. (as noun): the eightieth in succession. n1. (Mathematics) a. one of 80 approximately equal parts of somethingb. (as modifier): an eightieth part. 2. (Mathematics) the fraction equal to one divided by 80 ()

Thesaurus

Noun	1.	eightieth - position 80 in a countable series of thingsrank - relative status; "his salary was determined by his rank and seniority"
Adj.	1.	eightieth - the ordinal number of eighty in counting order80thordinal - being or denoting a numerical order in a series; "ordinal numbers"; "held an ordinal rank of seventh"

Translations

八十分之一第八十

eighty

(ˈeiti) noun1. the number or figure 80. 八十 八十2. the age of 80. 八十歲 八十岁 adjective1. 80 in number. 八十個(人或物) 八十的2. aged 80. 八十歲的 八十岁ˈeighties noun plural1. the period of time between one's eightieth and ninetieth birthdays. He is in his eighties. 八九十歲 八十到九十岁2. the range of temperatures between eighty and ninety degrees. It was in the eighties yesterday. 八九十度之間的溫度 八十至九十度之间的温度3. the period of time between the eightieth and ninetieth years of a century. life in the 'eighties/'80s. 八十年代 一个世纪中的八十年代ˈeightieth noun1. one of eighty equal parts. eleven eightieths. 八十分之一 八十分之一2. (also adjective) (the) last of eighty (people, things etc); (the) next after the seventy-ninth. 第八十 第八十eighty- having eighty. an eighty-page book. 八十…(前綴) 八十…（前缀） ˈeighty-year-old nouna lively eighty-year-old. 八十歲的人 八十岁 adjectivean eighty-year-old widow. 八十歲的 八十岁的