(anatomy) A tubule in the nephron in the kidney that goes to the pelvis. Its primary function is to bring urine to the pelvis of the kidney.

(electricity) A type of three-phase connection.

Any rod, in an engine, that transmits power or motion, especially one that connects a reciprocating shaft to a rotating wheel, in reciprocating engines connecting piston to crankshaft

(mathematics) Any topological space which cannot be written as the disjoint union of two or more nonempty open spaces.

plural of connected space

Having close connections with people of wealth or social standing / Of an area, having good transport connections.

(topology) The state of being simply connected.

(topology, of a topological space) Having its fundamental group a singleton.

(topology, of a topological space) Having a singleton as its fundamental group.

(graph theory) Of a directed graph, such that for every pair of vertices u and v there is a path from u to v and a path from v to u.