laser

word

/ˈɫeɪzɝ/
LAY-zur
/lˈeɪzɐ/
LAY-zuh

Definition

A laser is a device that produces a very strong, narrow beam of light. It is used in technology, medicine, industry, and also in small tools like pointers.

Usage & Nuances

Usually a countable noun: 'a laser', 'lasers'. Common combinations include 'laser beam', 'laser surgery', and 'laser printer'. In everyday speech, people sometimes say 'laser' when they really mean a 'laser pointer' or a laser light.

Example Sentences

The doctor used a laser during the eye surgery.

basic

This printer uses a laser to print quickly.

basic

They removed the tattoo with a laser, and it barely hurt.

natural

That cat goes crazy every time it sees a laser dot.

natural

A red laser pointed at the wall.

basic

Can you stop shining that laser in my face?

natural