Term: heterocercal fin: a tail fin with unequal lobes in which the vertebral column turns upward into the larger lobe as in sharks
Broader: part: a portion of a natural object | Unrelated: drumstick: a stick used for playing a drum
Broader: part: a portion of a natural object | Unrelated: crown jewels: regalia (jewelry and other paraphernalia) worn by a sovereign on state occasions
Broader: part: a portion of a natural object | Unrelated: breeder: a person who breeds animals
Broader: part: a portion of a natural object | Unrelated: schematic: diagram of an electrical or mechanical system
Broader: part: a portion of a natural object | Unrelated: wound: the act of inflicting a wound
Broader: part: a portion of a natural object | Unrelated: goner: a person in desperate straits; someone doomed
Broader: part: a portion of a natural object | Unrelated: ephippiorhynchus: saddlebills
Broader: part: a portion of a natural object | Unrelated: orthodontic treatment: dental treatment that corrects irregularities of the teeth or of the relation of the teeth to surrounding anatomy; treatment is usually by braces or mechanical aids
Broader: part: a portion of a natural object | Unrelated: sword of damocles: a constant and imminent peril
Broader: part: a portion of a natural object | Unrelated: cancerweed: sage of eastern United States