'Triger process' definitions:

Definition of 'Triger process'

From: GCIDE

Triger process \Tri`ger proc"ess\ [After M. Triger, French engineer.] (Engin. & Mining) A method of sinking through water-bearing ground, in which the shaft is lined with tubbing and provided with an air lock, work being proceeded with under air pressure. [Webster 1913 Suppl.]