galaxy cluster
noun
A cluster of galaxies.
Origin
Mid 19th century.
- biometricist
- biometric reader
- biometrics
- biometric signature
- biometry
- biomicroscopy
- biomimetic
- biomimicry
- biomineral
- biomineralisation
- biomineralised
- biomineralization
- biomineralized
- biomolecular
- biomolecule
- biomorph
- biomorphic
- biomorphism
- bion
- bionic
- bionically
- bionics
- bionomic
- bionomical
- bionomics