·adj Formed by agreement or compact; stipulated.
II. Conventional ·adj Based upon tradition, whether religious and historical or of artistic rules.
III. Conventional ·adj Growing out of, or depending on, custom or tacit agreement; sanctioned by general concurrence or usage; formal.
IV. Conventional ·adj Abstracted; removed from close representation of nature by the deliberate selection of what is to be represented and what is to be rejected; as, a conventional flower; a conventional shell. ·cf. Conventionalize, ·vt.