block glide

block glide

[′bläk ‚glīd]
(geology)
A translational landslide in which the slide mass moves outward and downward as an intact unit.
References in periodicals archive ?
The falling-block action is simple and sleek--a steel block glides in recessed tracks when activated by an underlever and locks in place to support the cartridge.
Using the classification by Hutchinson (1968), the following types of mass movements could be distinguished in the region of the North Estonian Klint: rock falls, rock slides (or block glides), rotational slips, and talus creep.
When used properly, the icy block glides over the skin a step ahead of the epilator, easing sensitive skin into the process and keeping screams at bay.