1. Fish of deep dark waters having a light organ below each eye
   - flashlight fish

Type of: acanthopterygian, spiny-finned fish

• monophony
• Monophthalmos
• monophthong
• monophthongal
• monophyletic
• Monophysite
• Monophysitic
• Monophysitism
• monoplane
• monoplane flying fish
• monoplegia
• monoploid
• monopod
• monopolisation
• monopolise
• monopoliser
• monopolist
• monopolistic
• monopolization
• monopolize
• monopolizer
• monopoly
• monopoly board
• monopsony
• monopteral