laser
Translation
laser
Examples
The surgeon used a laser for the operation.
The surgeon used a laser for the operation.
This printer uses a laser beam.
This printer uses a laser beam.
Grammar Patterns
((noun)) a laser The doctor used a laser.
((as an adjective)) laser surgery
Similar Words
Synonyms: beam, ray
Etymology
It's an acronym for 'Light Amplification by Stimulated Emission of Radiation'.
Memory Tips
Remember the acronym to understand its scientific origin. Think of a focused beam of light.