%coste%

‖n. [ NL., from Gr. &unr_; grain, seed + &unr_; bone. ] (Paleon.) An extinct genus of Devonian ganoid fishes, having the broad plates about the head studded with berrylike tubercles. [ 1913 Webster ]

n. a steroid compound produced by the adrenal cortex, or a synthetic analog of such a compound.
Syn. -- corticoid. [ WordNet 1.5 ]

n. any of several steroid compounds secreted by the adrenal cortex; they are involved in regulating water and electrolyte balance in the body. [ WordNet 1.5 ]

v. i. [ Cornish cothas dropped + stean tin. ] To search after lodes. See Costeaning. [ 1913 Webster ]

n. The process by which miners seek to discover metallic lodes. It consist in sinking small pits through the superficial deposits to the solid rock, and then driving from one pit to another across the direction of the vein, in such manner as to cross all the veins between the two pits. [ 1913 Webster ]

a. [ L. costa rib. ] Finely ribbed or costated. [ 1913 Webster ]

n. [ Abbrev. of costermonger. ] One who hawks about fruit, green vegetables, fish, etc. [ 1913 Webster ]

n. [ See Costard. ] An apple seller; a hawker of, or dealer in, any kind of fruit or vegetables; a fruiterer. [ Written also costardmonger. ] [ 1913 Webster ]

n. [ NL., Gr. fr. malako`s soft + 'oste`on bone. ] (Med.) A peculiar disease of the bones, in consequence of which they become softened and capable of being bent without breaking. [ 1913 Webster ]