calculator

noun

cal·​cu·​la·​tor ˈkal-kyə-ˌlā-tər 

: one that calculates: such as

a

: a usually electronic device for performing mathematical calculations

b

: a person who operates a calculator

Examples of calculator in a Sentence

Recent Examples on the Web

Early mechanical calculators relied on gears and rotating components to perform arithmetic. —Kaif Shaikh, Interesting Engineering, 4 Jan. 2026

Each calculator provides an illustrative view of what a strategy could save compared to the status quo, then connects users to the next practical and feasible step. —Connie Etemadi, USA Today, 2 Jan. 2026

The National Weather Service also has a wind chill calculator available online. —Dan Basso, Freep.com, 31 Dec. 2025

During Ghost Month, the seventh month of the Chinese lunisolar calendar, auctioneers sell seemingly ordinary items—backpacks, calculators, tchotchkes—imbued with a spiritual charge thought to bring good luck. —Dan Piepenbring, Harpers Magazine, 30 Dec. 2025

Word History

Etymology

Middle English calkelatour "one who counts or computes, mathematician," borrowed from Latin calculātōr-, calculātor "teacher of arithmetic," from calculā- (attested in Late Latin as the stem of calculāre "to count, calculate") + -tōr-, -tor, agent suffix

First Known Use

14th century, in the meaning defined above

Phrases Containing calculator

• pocket calculator

Rhymes for calculator

• activator
• actuator
• agitator
• alligator
• allocator
• alternator
• animator
• annotator
• applicator
• arbitrator
• aspirator
• aviator

Kids Definition

calculator

noun

cal·​cu·​la·​tor ˈkal-kyə-ˌlāt-ər 

1

: one that calculates

2

: a usually small electronic device for making mathematical calculations