Thesaurus.com
Dictionary.com
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.

See Examples For:

After being asked to bat first the Steelbacks survived a monumental collapse, losing their final eight wickets for 31 to post 169, opener Ricardo Vasconcelos providing the backbone with 88.

From BBC Jul. 18, 2026

Taliban authorities have vowed to boost economic self-sufficiency and move off a reliance on foreign aid, which once formed the backbone of the previous US-backed government's finances.

From Barron's Jul. 12, 2026

Once blended smooth, it becomes a blank canvas with a little backbone.

From Salon Jul. 8, 2026

“Family caregivers are the backbone of our long-term-care system,” Westrick said.

From MarketWatch Jul. 7, 2026

They call it “the backbone of night,” as if the sky were some great beast inside which we live.

From "Cosmos" by Carl Sagan

Tanyka belongs to a broad group of vertebrates known as tetrapods, which includes all four-limbed animals with backbones such as reptiles, birds, mammals, and amphibians.

From Science Daily May 1, 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

“If you look at the collection of companies that ultimately formed Lumen, the underlying technologies and backbones were never integrated,” he said.

From MarketWatch Mar. 16, 2026

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

From The Wall Street Journal Nov. 21, 2025

Some lucky chance in our worlds long ago must have meant that creatures with backbones had it a bit easier, so all kinds of other shapes developed, all based on the central spine.

From "The Amber Spyglass" by Philip Pullman




Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training