101

(redirected from 101 AD)
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101

 (wŭn′ō-wŭn′)
adj. Informal
Elementary; basic: You should never leave your baby alone in the bathtub—that's just parenting 101.

[From the common use of the number 101 to designate introductory-level courses at universities and colleges.]

101

(ˈwʌn oʊˈwʌn)
adj.
comprising the introductory material in or as if in a course of study (used postpositively): Economics 101; Life 101; It's Jungle 101 on a trip up the Amazon.
[1985–90]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.101 - being one more than one hundred101 - being one more than one hundred  
cardinal - being or denoting a numerical quantity but not order; "cardinal numbers"
References in periodicals archive ?
There's a life insurance 101 ad from lifeinsure.com and a bunch of obnoxious yahoos, with few debating skills, or skills of any kind, who attack insurance in vignettes they made of themselves.
I don't wanna quit World!" So we did the 101 ad to get back at them where it said, "Foundation boards, once again available through World Industries." That was kind of a little weird thing.
This means that the first century was from 1 AD to 100 AD inclusive, and the second century from 101 AD to 200 AD, and so on.