a zone of evergreens on a mountain; the zone of animal or vegetable life in the ocean around an island or a continent

Her brother Clint had bought a horse and saddle off that pastor and there had been a setfast under the blanket nearly the size of a griddle cake.

All the other kings, whose heads were full with their newly acquired sovranties, viz., Antiochus in Asia and Ptolemy II. in Egypt, joined with Keraunos in buying off the dangerous Pyrrhus, by bribes of men, money, and elephants, to make his expedition to Italy, and leave them to settle their affairs.

Factorization has driven many great discoveries in number theory.