criterionの履歴

基準、尺度◆【用法】複数形のcriteriaで使われることが多い。

http://eow.alc.co.jp/search?q=criterion&ref=wl

Ease isn't really the proper criterion for making a good choice here.

http://www.quora.com/For-someone-with-no-programming-skills-which-is-easier-to-learn-JavaScript-or-Objective-C