arbiter elegantiae


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ar′biter e•le•gan′ti•ae

(ˌɛl əˈgæn ʃiˌi)

also arbiter e•le•gan•ti•a•rum

(ˌɛl əˌgæn ʃiˈɛər əm)
n.
a judge of elegance or matters of taste.
[1810–20; < Latin]