Wiktionary
on the order of
adv. (label en often followed by a number) approximately. prep. In the manner of; along the lines of; like; of a similar kind to; more-or-less equivalent to.
Usage examples of "on the order of".
We believe that morality in the traditional sense, the morality of intentions, was a prejudice, precipitate and perhaps provisional - something on the order of astrology and alchemy - but in any case something that must be overcome.