COB n.
A Spanish coin formerly current in Ireland, worth abiut 4s. 6d. [Obs.] Wright. Cob coal, coal in rounded lumps from the size of an egg to that of a football; -- called also cobbles. Grose. -- Cob loaf, a crusty, uneven loaf, rounded at top. Wright. -- Cob money, a kind of rudely coined gold and silver money of Spanis…
INDUCTION n.
d copper wire, surrounded by another coil of very fine insulated wire, in which a momentary current is induced, when a current (as from a voltaic battery), passing through the inner coil, is made, broken, or varied. The inner coil has within it a core of soft iron, and is connected at its terminals with a condenser; --…