#251. Flatness. -- N. flatness &c. adj.; smoothness &c. 255.
plane; level &c. 213; plate, platter, table, tablet, slab.
V. render flat, flatten; level &c. 213.
Adj. flat, plane, even, flush, scutiform[obs], discoid; level &c. (horizontal) 213; flat as a pancake, flat as a fluke, flat as a flounder, flat as a board, flat as my hand.