Alternative form of riftsawn

A circular saw with toothed arms for cutting logs radially.

To cut a log into boards by first quartering and then cutting radially at an angle of 30-60 degrees to the grain (as opposed to quartersaw, which involves cutting radially at an angle of 60-90 degrees).

present participle of rift-saw

plural of rift valley

plural of rift zone

The Great Rift Valley, of East Africa.

(geology) Tthe eastern branch of the East African Rift fracture system, caused by the separation of the Somali plate from the Nubian plate.

(medicine) A mosquito-borne, acute, febrile, viral disease of humans and animals, caused by an RNA virus of the genus Phlebovirus, which occurs in northern and eastern Africa.

(geology) The continuous system of rift valleys in the East African Rift.