(historical) The practice of entertainers visiting troops where they were stationed and performing for them there.

(theater, informal) The round of summer stock theater performances.

(rail transport) Of a section of railway line, provided with track circuits.

plural of Eulerian circuit

An electronic circuit constructed on a printed circuit board

(historical, theater) A collection of venues throughout the eastern, southern, and upper Midwest areas of the United States where African-American performers were accepted despite racial segregation.

plural of logic circuit

a chain of multiple logic gates

One of the six regions into which most of England was divided for the purposes of collating the Great Domesday Book, each of which were assigned commissioners for the purposes of conducting the Domesday survey.

plural of Domesday circuit