surbased

enUK Related to surbased: surbased arch

sur·based 1

S0911600 (sûr′bāst′)adj. Having a surbase.

sur·based 2

S0911600 (sûr′bāst′)adj. Of or being an arch having a rise less than half its span.
[From French surbaissé, past participle of surbaisser, to flatten : sur-, intensive pref. (from Old French; see sur-) + baisser, to lower (from Old French baissier, from Vulgar Latin *bassiāre; see abase).]

surbased

(ˈsɜːˌbeɪst) adj1. (Architecture) having a surbase2. (Architecture) (of an arch) having a rise of less than half the span[C18: from French surbaisser to depress, from sur- (intensive) + baisser to lower, from bas low; see base1]