1
: being a mechanical linkage or equivalent device designed to produce or copy motion in a straight line
2
: having the principal parts arranged in a straight line
3
: marked by a uniform spread and especially in equal segments over a given term
straight-line amortization
straight-line depreciation
4
: occurring, measured, or made in or along a straight line
straight-line motion
straight-line extrapolation

Examples of straight-line in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Due date for individuals and businesses affected by wildfires and straight-line winds in southern California that began on January 7, 2025. Kelly Phillips Erb, Forbes, 22 Mar. 2025 Eight tornadoes were reported in north-central Illinois, and additional straight-line windstorm damage was reported near Chicago and Indianapolis. Marlene Lenthang, NBC News, 20 Mar. 2025 Tornadoes hit amid storm outbreak The Storm Prediction Center said fast-moving storms could spawn twisters and hail as large as baseballs on Saturday, but the greatest threat would come from straight-line winds near or exceeding hurricane force, with gusts of 100 mph possible. Bruce Shipkowski, Los Angeles Times, 15 Mar. 2025 The Storm Prediction Center said fast-moving storms could spawn twisters and hail as large as baseballs, but the greatest threat would come from straight-line winds near or exceeding hurricane force, with gusts of 100 mph (160 kph) possible. CBS News, 15 Mar. 2025 See All Example Sentences for straight-line

Word History

First Known Use

1772, in the meaning defined at sense 4

Time Traveler
The first known use of straight-line was in 1772

Browse Nearby Words

Cite this Entry

“Straight-line.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/straight-line. Accessed 29 Mar. 2025.

Legal Definition

straight-line

adjective
: marked by equal payments over a given term
using the straight-line method of depreciation
Last Updated: - Updated example sentences
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