nonagenarian

[non-uh-juh-nair-ee-uh n, noh-nuh-]
noun
  1. a nonagenarian person.

Origin of nonagenarian

1795–1805; < Latin nōnāgēnāri(us) containing ninety, consisting of ninety (nōnāgēn(ī) ninety each + -ārius -ary) + -an
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Historical Examples of nonagenarian


British Dictionary definitions for nonagenarian

nonagenarian

noun
  1. a person who is from 90 to 99 years old
adjective
  1. of, relating to, or denoting a nonagenarian

Word Origin for nonagenarian

C19: from Latin nōnāgēnārius, from nōnāginta ninety
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for nonagenarian
n.

1776, coined in English with -an + Latin nonagenarius "containing ninety" (in Late Latin "someone ninety years old"), from nonagen "ninety each," related to nonaginta "the number ninety," from nonus "ninth" (see nones) + -genaria "ten times," from PIE *dkm-ta-, from *dekm- "ten" (see ten). As an adjective from 1893.

Online Etymology Dictionary, © 2010 Douglas Harper