laser

noun lah-ZEHR Rare

Origin: English acronym (Light Amplification by Stimulated Emission of Radiation)

Usage Note

laser is invariable as an adjective (chirurgie laser — laser surgery) and takes a masculine article as a noun. In French the word is pronounced with the final r audible, unlike the typical English pronunciation.

Examples

"Le chirurgien a utilisé un laser."

Natural Translation

The surgeon used a laser.

Free starter pack

Building your French vocabulary?

Get the 100 most common French words as a free PDF — one email, no spam.

Related Words

Explore French by topic

FrenchNow

En, Au, Aux: French Prepositions for Countries

Use en for feminine countries, au for masculine, aux for plural, and à for cities. Full French preposition rule for countries, with a lookup table and traps.

June 4, 2026 5 min read

FrenchNow

Telling Time in French: Hours, Quarters, 24-Hour

Telling time in French means Il est cinq heures, et quart, et demie, and the 24-hour clock like quatorze heures trente. Read any French schedule.

June 4, 2026 5 min read

FrenchNow

French Greetings: Bonjour, Salut, Coucou Explained

Bonjour, salut, or coucou? Pick the right French greeting every time with a simple two-axis guide to formality and time of day, plus how to say goodbye.

June 4, 2026 5 min read

FrenchNow

French Adjective Placement: Before or After the Noun?

French adjectives usually follow the noun, but a small common set goes before it — and a few change meaning depending on which side they sit. Here's the rule.

June 4, 2026 5 min read