Gadit

Fins

Definitions (2)
1Thin, flat body parts found on fish and some marine animals, used for swimming, steering, and balancing in water.
The fish used its fins to glide gracefully through the water.
Dolphins have fins that help them navigate the ocean.
The shark's dorsal fin was visible above the water's surface.
2Wing-like structures on rockets, missiles, or aircraft, used to stabilize and control flight.
The rocket's fins helped it stay on course during launch.
Engineers designed the missile's fins to improve its aerodynamics.
The aircraft's fins were adjusted to maintain stability in the air.
Word Origin
Language
Old English
Original word
finn
Originally meant
a fin, a limb or appendage used for swimming
Background
The word 'fin' comes from Old English 'finn', which referred to a limb or appendage used for swimming. It has been used in English since the 14th century to describe the appendages of fish and later adapted to describe similar structures on aircraft and rockets.