Giant galaxies
type: Concept
broader: Galaxies
narrower: Giant elliptical galaxies
narrower: Brightest cluster galaxies
narrower: cD galaxies

Galaxies
type: Concept
narrower: Giant galaxies

Giant elliptical galaxies
type: Concept
broader: Giant galaxies

Brightest cluster galaxies
type: Concept
broader: Giant galaxies

cD galaxies
type: Concept
broader: Giant galaxies