backbone

noun

Save Word

back·bone | \ ˈbak-ˈbōn

, -ˌbōn \

Definition of backbone

1 : spinal column, spine

2 : something that resembles a backbone: such as

a : a chief mountain ridge, range, or system

b : the foundation or most substantial or sturdiest part of something

c : the longest chain of atoms or groups of atoms in a usually long molecule (such as a polymer or protein)

d : the primary high-speed hardware and transmission lines of a telecommunications network (such as the Internet)

3 : firm and resolute character

4 : spine sense 1c

Keep scrolling for more

Other Words from backbone Synonyms Example Sentences Learn More About backbone

Keep scrolling for more

Examples of backbone in a Sentence

She is the backbone of the family. He showed some backbone by refusing to compromise his values.

Recent Examples on the Web Irish and American whiskies sourced from Great Northern distillery in Ireland and MGP in Indiana is the backbone of the Keeper’s Heart growth plan. — Gina Pace, Forbes, 2 May 2022 Bronzer is the backbone of any good beauty look, people! — Ariana Yaptangco, Glamour, 26 Apr. 2022 This high regard is the backbone of a forthcoming, untitled documentary about the musician. — Brooklyn White, Essence, 26 Apr. 2022 Everything begins with sazón, the seasoning staple that is the backbone of cooking in Latin American and Caribbean regions. — Kristine M. Kierzek, Milwaukee Journal Sentinel, 21 Apr. 2022 Grode is optimistic about Legendary’s fortunes, as well as the immediate future of theatrical exhibition, which has been the backbone of its business. — Todd Longwell, Variety, 20 Apr. 2022 And a happy staff is the backbone of a successful company. — Yec, Forbes, 15 Apr. 2022 Still, Khan urged his supporters to take to the streets, particularly the youth who have been the backbone of his support since the former cricket star turned conservative Islamist politician came to power in 2018. — NBC News, 10 Apr. 2022 All of you in attendance are truly the backbone of our great country. — Mitchell Peters, Billboard, 9 Apr. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'backbone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Keep scrolling for more