snub. (mining engineering). To increase the height of an undercut by means of explosives or otherwise. To check the descent of a car by the turn of a rope around a post.
Sessile polyps simply mean that the mass is flat and does not have a stalk. The other types of colonic polyps are pedunculated- these are not flat but attached to a stalk. Since a sessile colonic polyp does not have a stalk, it is usually found very close to the colonic wall lining.
LPS, which stands for âlarge polyp stony coral (or large polyp scleractinian),â and SPS, which stands for âsmall polyp stony coral (or small polyp scleractinian),â are hobby-specific terms referring to the size of a coralâs polyp or polyps.