from
The Collaborative International Dictionary of English v.0.48
Conventionalize \Con*ven"tion*al*ize\, v. t. [imp. & p. p.
{Conventionalized}; p. pr. & vb. n. {Conventionalizing}.]
1. To make conventional; to bring under the influence of, or
cause to conform to, conventional rules; to establish by
usage. [Also spelled {conventionalise}.]
[1913 Webster]
2. (Fine Arts)
(a) To represent by selecting the important features and
those which are expressible in the medium employed,
and omitting the others.
(b) To represent according to an established principle,
whether religious or traditional, or based upon
certain artistic rules of supposed importance.
[1913 Webster]