Webster's Revised Unabridged Dictionary · 1913

Beau ideal

Beau ideal (bō" i*dē"al; 277)

[French beau beautiful + idéal ideal.]

A conception or image of consummate beauty, moral or physical, formed in the mind, free from all the deformities, defects, and blemishes seen in actual existence; an ideal or faultless standard or model.