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Noun: dorsal fin  dor-sul fin
  1. Unpaired median fin on the backs of fishes and some other aquatic vertebrates that help to maintain balance

Derived forms: dorsal fins

Type of: fin

Encyclopedia: Dorsal fin

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dorp
dorsad
dorsal
dorsal fin
dorsal horn
dorsal root
dorsal scapular vein
dorsal vertebra
dorsally
Dorset
dorsiflection
dorsiflexion
dorsoventral
dorsoventrally