(topology) A solid torus whose boundary is a leaf of a foliation of the ambient 3-dimensional manifold.

Alternative form of multicomponent

(US, insurance, business) An item to be used as a subcomponent and tested for safety by Underwriters Laboratories ("UL"); the item will have a special trademark of UL.

(electronics) a component with just one circuit element, either passive (resistor, capacitor, inductor) or active (transistor or vacuum tube).

plural of discrete component

(physics) either of the first, second or third components of a four-vector

plural of connected component

plural of Reeb component

A format of analog television signal that is split into multiple components, typically each carrying a different colour

(graph theory) Given a directed graph, a maximal strongly connected subgraph.