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Noun: pectoral fin
  1. Either of a pair of fins situated just behind the head in fishes that help control the direction of movement

Derived forms: pectoral fins

Type of: fin

Encyclopedia: Pectoral fin

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Pecten magellanicus
pectic
pectic acid
pectin
pectinate
pectineal
Pectinibranchia
Pectinidae
pectoral
pectoral arch
pectoral fin
pectoral girdle
pectoral medallion
pectoral muscle
pectoral sandpiper
pectoral vein
pectoralis
pectoralis major
pectoralis minor
pectus
peculate