Definitions

1. noun

a whale (Monodon monoceros) with a distinctive spiraling tusk, found in Arctic waters

“The narwhal’s unique tusk is often referred to as the ‘unicorn of the sea’.”

2. noun

a mythical or figurative representation of a unicorn, often used to describe something exotic or rare

“The narwhal of the music industry was a talented but reclusive artist.”