the lowest part or bottom of a valley (as seen in a cross-section)

Synonym of seabed and seafloor, especially used for that of an ocean.

plural of floss hole

plural of floating bridge

A bridge of rafts or beams of timber lying on the surface of the water.

An icefloe.

(idiomatic) To attempt to get more out of something that cannot give more; to attempt to arouse fresh interest in something that is either hopeless or already settled.

(historical) A machine for rasping away the ends of pegs inside shoes.

Relatively coarse flour; seconds.

(medicine) The blood supply to the brain in a given period of time.