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Definitions

backbone

[bak-bohn] / ˈbækˌboʊn /


NOUN
spinal column of vertebrate
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Women, in particular, formed the backbone of the party's welfare-driven politics.

From BBC • May 4, 2026

The headlines focus on apps, but the big money is flowing to agentic AI’s boring industrial backbone.

From The Wall Street Journal • Apr. 30, 2026

These materials were widely traded across long distances, forming the backbone of early European exchange networks.

From Science Daily • Apr. 29, 2026

It’s the earnings narrative, however, that forms the backbone of Pinder’s investment strategy, outlined in his research note, “Bouncebackability.”

From MarketWatch • Apr. 29, 2026

Both were long chains made of four components, called bases, strung together along a stringlike chain or backbone.

From "The Gene" by Siddhartha Mukherjee