Definition of Messier number

1. Noun. (astronomy): A catalog number used to name and record approximately 100 galaxies, nebulae, and other objects visible in the night sky that are not stars. Objects in Messier's catalog of ''Nebulae and Star Clusters'' are numbered, and the letter '''M''' (for Messier) is prepended to these numbers, as in M31 (the Andromeda Galaxy) or M13 (the globular cluster in Hercules). ¹

¹ Source: wiktionary.com

Lexicographical Neighbors of Messier Number

Mesquakie
Mesquakies
Mesquite
Messalian
Messalians
Messene
Messenia
Messerschmitt
Messerschmitts
Messiah
Messiahship
Messidor
Messier
Messier catalog
Messier catalogue
Messier number (current term)
Messier object
Messier objects
Messina
Messinese
Messrs
Messrs.
Mestee
Mestees
Mesua
Mesua ferrea
Met
Met-enkephalin heptapeptide dipeptidase
Met Office
Metagonimus

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