clathrate designating or relating to a compound in which one component is physically enclosed within the crystal structure of another
closed in,
closed not open or affording passage or access; "the many closed streets made travel difficult"; "our neighbors peeped from behind closed curtains"
coarctate (of an insect pupa) enclosed in a rigid case
embedded inserted as an integral part of a surrounding whole; "confused by the embedded Latin quotations"; "an embedded subordinate clause"