backbone
noun
the spinal column; spine.
backbones
-
pluralof backbone.plural
The grammatical form denoting more than one person, place, thing, or idea.
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.
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
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
Sea squirts are invertebrates, making them useful for identifying differences between animals without backbones and those with them.
From Science Daily ● Feb. 4, 2026
Animals without a backbones evolved first, around 700 million years ago.
From The Wall Street Journal ● Nov. 21, 2025
In the case of mammals, reptiles, and fish, it would be that they all have backbones.
From "Auggie & Me" by R. J. Palacio
