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Definitions

backbone

[bak-bohn] / ˈbækˌboʊn /


NOUN
spinal column of vertebrate
Synonyms


Example Sentences

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But the numbers of the new variants have shot up since July, and they are becoming the backbone of Russia’s long-range drone campaign.

From The Wall Street Journal Aug. 31, 2026

A sausage-and-pepper meal starter eliminates most of the chopping; canned tomatoes provide the sauce’s backbone; and a few spoonfuls of prepared sun-dried tomato pesto pull everything into focus.

From Salon Aug. 25, 2026

It wasn’t accidental how the Appalachian Trail became my family’s backbone.

From Los Angeles Times Aug. 15, 2026

Copper remains the backbone of Zambia's economy, generating around 70 percent of export earnings.

From Barron's Aug. 10, 2026

Yanna slowed and looked behind them, the covered pathway stretching beyond them like a dragon’s backbone.

From "When the Sea Turned to Silver" by Grace Lin

The chart shows strongly performing security and infrastructure, which provides “critical data backbones, compute pipelines and complex protection systems that generative models actively expand rather than displace.”

From MarketWatch Jul. 27, 2026

Data centers also need to be close enough to users and network backbones to provide fast digital services.

From Science Daily Jun. 19, 2026

For decades, palaeontologists believed that the largest ocean predators were vertebrates with backbones such as fish and reptiles while invertebrates like octopuses and squid played supporting roles.

From BBC Apr. 23, 2026

Animals without a backbones evolved first, around 700 million years ago.

From The Wall Street Journal Nov. 21, 2025

At the same time, it strongly suggested that the backbones of the two chains must run in opposite directions.

From "Double Helix" by James D. Watson




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