Definition of Canis Major in English:

Canis Major

proper noun

Astronomy
  • 1A small constellation (the Great Dog), said to represent one of the dogs following Orion. It is just south of the celestial equator and contains the brightest star, Sirius.

    1. 1.1as genitive Canis Majoris /məˈdʒɔːrɪs/ Used with preceding letter or numeral to designate a star in this constellation:
      ‘the star Eta Canis Majoris’

Origin

Latin.

Pronunciation:

Canis Major

/ˌkeɪnɪs ˈmeɪdʒə/