English Dictionary

neon

/ˈni.ɒn/

noun

(uncountable) The chemical element (symbol Ne) with an atomic number of 10. The second of the noble gases, it is a colourless, odorless inert gas. / (countable) A form or sample of the element.

The neon lights illuminated the city streets.

意味（1）

(uncountable) The chemical element (symbol Ne) with an atomic number of 10. The second of the noble gases, it is a colourless, odorless inert gas.

意味（2）

(countable) A form or sample of the element.

意味（3）

(countable, uncountable) Neon signs or lights, collectively.

Neons and LED lighting can be controlled by remotes.

意味（4）

(countable) A neon tetra fish.