supergalactic plane

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supergalactic plane

(soo-per-gă-lak -tik) The dominant plane of the greatest concentration of nearby galaxy clusters in the sky, which passes through the Virgo cluster.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
References in periodicals archive ?
Your location is specified in a supergalactic coordinate system, with a continuous readout of just where you are and where you are going.