SEA LETTER
Sea" let"ter. (Mar. Law.)
Defn: The customary certificate of national character which neutral merchant vessels are bound to carry in time of war; a passport for a vessel and cargo.
SEA LETTUCE
Sea" let"tuce. (Bot.)
Defn: The green papery fronds of several seaweeds of the genus Ulva, sometimes used as food.
SEA LEVEL
Sea" lev"el.
Defn: The level of the surface of the sea; any surface on the same level with the sea.
SEALGH; SELCH
Sealgh, Selch, n.. (Zoöl.)
Defn: A seal. [Scotch]
SEA LILY
Sea" lil"y. (Zoöl.)
Defn: A crinoid.