covering
101covering-law model — Model of explanation according to which to explain an event by reference to another event necessarily presupposes an appeal to laws or general propositions correlating events of the type to be explained (explananda) with events of the type cited… …
102covering space — noun a) A map from a topological space onto another by local homeomorphisms of disjoint preimages. b) The space so mapped …
103covering letter — noun A cover letter …
104covering law model — See explanation …
105covering law account of causality — See cause …
106covering force — military unit whose function it is to afford protection for another force …
107covering one's ass — protecting oneself, saving oneself …
108covering tracks — concealing tracks, hiding a trail, concealing traces of oneself …
109covering letter — (N. Amer. cover letter) noun a letter sent with, and explaining the contents of, another document or a parcel …
110covering letter — noun (C) BrE a letter that you send with documents or a package explaining what it is or giving additional information; cover letter AmE …