simple past tense of rift-saw

past participle of rift-saw

plural of rift saw

Third-person singular simple present indicative form of rift saw

present participle of rift-saw

A feature of some volcanoes, especially the shield volcanoes of Hawaii, in which a linear series of fissures in the volcanic edifice allows lava to erupt from the volcano's flank instead of from its summit.

plural of rift zone

plural of rift valley

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

(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.