a. Obs. [ad. L. cavōs-us, f. cav-us, -um, hollow: see -OUS.] Hollow, concave.
1698. Molyneux, in Phil. Trans., XX. 217. One of the Joints of the Causway … is Cavous, both at Top and Bottom.
1717. J. Fox, Wanderer, No. 14. What Snout was ever so cavous … unless that of a Death’s Head?
1750. G. Hughes, Barbados, 58. Large cavous Icicles, which hung down.
