INTERVAL; INTERVALE n.
r along the banks of a stream, usually alluvial land, enriched by the overflowings of the river, or by fertilizing deposits of earth from the adjacent hills. Cf. Bottom, n., 7. [Local, U. S.] The woody intervale just beyond the marshy land. The Century.
KEEL n.
se. -- Keel boat. (a) A covered freight boat, with a keel, but no sails, used on Western rivers. [U. S.] (b) A low, flat-bottomed freight boat. See Keel, n., 3. -- Keel piece, one of the timbers or sections of which a keel is composed. On even keel, in a level or horizontal position, so that the draught of water at t…