Adjacent Words

Eightieth definitions

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Webster's 1828 Dictionary

EIGHTIETH, a. 'atieth. [from eighty.] The next in order to the seventy ninth; the eighth tenth.

WordNet (r) 3.0 (2005)

adj
1: the ordinal number of eighty in counting order [syn: eightieth, 80th] n
1: position 80 in a countable series of things

Merriam Webster's

adjective or noun see eighty

Webster's 1913 Dictionary

Eightieth Eight"i*eth, a. [From Eighty.] 1. The next in order after seventy-ninth. 2. Consisting of one of eighty equal parts or divisions.

Webster's 1913 Dictionary

Eightieth Eight"i*eth, n. The quotient of a unit divided by eighty; one of eighty equal parts.

Collin's Cobuild Dictionary

Frequency: The word is one of the 1500 most common words in English. The eightieth item in a series is the one that you count as number eighty. Mr Stevens recently celebrated his eightieth birthday. ORD