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Lazer vs. Laser: Mastering the Correct Spelling

Edited by Harlon Moss || By Janet White || Updated on March 11, 2024
"Lazer" is an incorrect spelling. The correct spelling is "Laser," which stands for Light Amplification by Stimulated Emission of Radiation.

Which is correct: Lazer or Laser

How to spell Laser?

Lazer is Incorrect

Laser is Correct


Key Differences

Note that "Laser" appears in dictionaries; "Lazer" does not.
Consider the word "base," which uses "s," not "z."
Think of "s" as in "stimulated" to remember "Laser."
Recall popular laser-based products or movies that spell it with an "s."
Remember the acronym: Light Amplification by Stimulated Emission of Radiation.

Correct usage of Laser

He bought a lazer pointer to use during presentations.
He bought a laser pointer to use during presentations.
She is interested in lazer eye surgery to correct her vision.
She is interested in laser eye surgery to correct her vision.
They used a lazer to cut through the metal.
They used a laser to cut through the metal.
The company is developing new lazer technology.
The company is developing new laser technology.
The science museum had a lazer exhibit that was fascinating.
The science museum had a laser exhibit that was fascinating.

Laser Definitions

A beam of highly focused light energy.
The scientist pointed the laser at the target.
An apparatus using light amplification to produce coherent light.
Lasers are used in many modern technologies.
Intense, narrow beam of photons.
He shone the laser across the room.
A device emitting light through optical amplification.
The surgeon used a laser to correct vision problems.
Any of several devices that emit highly amplified and coherent radiation of one or more discrete wavelengths. One of the most common lasers makes use of atoms in a metastable energy state, which, as they decay to a lower energy level, stimulate others to decay, resulting in a cascade of emitted radiation.
A beam of radiation emitted by a laser.
(Sports)A ball or puck sent in a straight line at high speed
Shot a laser into the upper right corner of the goal.
A device that produces a monochromatic, coherent beam of light.
A beam of light produced by such a device; a laser beam.
A laser printer.
A gum resin obtained from certain umbelliferous plants.
Such a plant.
To cut with a laser.
(sports) To throw or kick with laser-like precision.
A device which produces an intense, usually narrow, monochromatic beam of coherent light; called also optical maser. It has various forms, and is used in various applications in science and technology. The beam is produced by boosting the majority of the electrons in specific radiation-absorbing atoms in a medium into a higher energy level, from which they are stimulated by their own emitted radiation to drop back synchronously to their lower energy level, and emit light which is in phase (coherent).
An acronym for light amplification by stimulated emission of radiation; an optical device that produces an intense monochromatic beam of coherent light
A device emitting light of a single wavelength.
A red laser pointer is popular in presentations.

Laser Sentences

Laser printers are known for their high-quality text and graphics.
Laser cutting is a precise method for shaping materials.
Laser technology has revolutionized the field of medicine.
The laser show at the concert added to the excitement of the performance.
Laser therapy can be effective in treating certain skin conditions.
Laser tag is a popular game among children and adults alike.
Precision laser engraving is used to customize jewelry and gadgets.
Laser-guided missiles have improved accuracy in military operations.
Many modern security systems incorporate laser sensors.
Laser pointers can be distracting and potentially dangerous if misused.
The laser projector offers a superior movie-watching experience.
Laser scanners are essential tools in industrial quality control.
Laser hair removal is a popular cosmetic procedure.
The invention of the laser has had a significant impact on various industries.
Laser spectroscopy is a technique for analyzing chemical compositions.
The laser level is a handy tool for construction and home improvement.
The development of laser weapons is a topic of military research.
Laser beams can be used to trap and manipulate particles in research.
Some athletes undergo laser treatment for sports injuries.
Laser eyesight correction procedures have become increasingly common.


What is the pronunciation of Laser?


What is the root word of Laser?

It doesn't have a traditional root word since it's an acronym.

Which vowel is used before Laser?

Depending on context, any vowel could precede it, but often "a" as in "a laser."

Why is it called Laser?

It's an acronym for Light Amplification by Stimulated Emission of Radiation.

Which conjunction is used with Laser?

Context-dependent, but "and" is common: "A laser and its power source."

What is the plural form of Laser?


Is Laser an adverb?


Is Laser an abstract noun?

No, it refers to a tangible object or concept.

What is the verb form of Laser?

Lase is the verb form (as in "to produce light through the process specific to lasers").

Is Laser a noun or adjective?

Primarily a noun, but can be an adjective in terms like "laser pointer."

Is Laser a negative or positive word?

Neutral, though context can alter its connotation.

What is the singular form of Laser?


Which preposition is used with Laser?

It varies by context, but "with" or "by" can be common, as in "cut with a laser."

Is Laser a vowel or consonant?

"Laser" is a word containing both vowels and consonants.

How many syllables are in Laser?

Two syllables.

Which article is used with Laser?

Both "a" and "the" can be used, depending on context.

Is Laser a collective noun?


Is the word Laser imperative?


What is a stressed syllable in Laser?

The first syllable, "La."

Which determiner is used with Laser?

Common determiners like "this," "that," "each," can be used, depending on context.

What is the first form of Laser?

N/A. "Laser" as a verb is "lase."

How do we divide Laser into syllables?


What is another term for Laser?

There's no exact synonym, but "light beam" could be similar in some contexts.

What is the opposite of Laser?

There's no direct opposite.

What is the second form of Laser?


Is Laser a countable noun?

Yes, e.g., "three lasers."

Is the Laser term a metaphor?

No, but it can be used metaphorically in certain contexts.

What part of speech is Laser?

Noun, but can be an adjective in certain contexts.

What is the third form of Laser?


How is Laser used in a sentence?

"The laser beam accurately hit the target."
About Author
Written by
Janet White
Janet White has been an esteemed writer and blogger for Difference Wiki. Holding a Master's degree in Science and Medical Journalism from the prestigious Boston University, she has consistently demonstrated her expertise and passion for her field. When she's not immersed in her work, Janet relishes her time exercising, delving into a good book, and cherishing moments with friends and family.
Edited by
Harlon Moss
Harlon is a seasoned quality moderator and accomplished content writer for Difference Wiki. An alumnus of the prestigious University of California, he earned his degree in Computer Science. Leveraging his academic background, Harlon brings a meticulous and informed perspective to his work, ensuring content accuracy and excellence.

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