English · Nature & Environment
shark
/ʃɑːrk/
[/ʃɑːrk/]
large predatory fish
Beginnernoun
Definition
A large fish with a cartilage skeleton and sharp teeth, many species of which are predators.
Example
A shark cruised slowly beneath the surface, its grey fin slicing through the calm water.
A shark cruised slowly beneath the surface, its grey fin slicing through the calm water.
Etymology
Of uncertain origin, first recorded in the 16th century.
How & Where It’s Used
Also used figuratively for a ruthless person, as in 'loan shark'.