It is--at least, it puts itself out there as a candidate to be an alternative term that one might use if one got tired of saying "irony" or "paradox."

如果“讽刺“，“悖论“一类的词,用的太多,可以用“朦胧“来替换“

耶鲁公开课 - 文学理论导论课程节选

I've got another little thing here that I'm going to use a little later on that just prints out values of things.

给我p2的x值,对它们进行比较,就像我们通常会做的那样。

麻省理工公开课 - 计算机科学及编程导论课程节选