Word.ws English Dictionary

backbone

UK/ˈbækˌbəʊn//ˈbækˌboʊn/

backbone noun: the series of vertebrae, separated by disks, that encloses and protects the spinal cord, and runs down the middle of the back in vertebrate animals.

Noun

backbone (countable and uncountable, plural backbones)

  1. (countable) The series of vertebrae, separated by disks, that encloses and protects the spinal cord, and runs down the middle of the back in vertebrate animals.
  2. (countable, figuratively) Any fundamental support, structure, or infrastructure.
    • Before automobiles, railroads were a backbone of commerce.
    • Undoubtedly it can be said that the humble 0-6-0 has been the backbone for general service, or general utility on British railways right from their earliest days, and is likely to remain so.1945 November and December, H. C. Casserley, “Random Reflections on British Locomotive Types—1”, in Railway Magazine, page 320
  3. (figuratively, uncountable) Courage, fortitude, or strength.
    • He would make a good manager, if he had a little more backbone.
    • His appearance was certainly that of a hairdresser's dummy; but in the great demoralization of the land he kept up his appearance. That's backbone. His starched collars and got-up shirt-fronts were achievements of character. He had been out nearly three years; and, later, I could not help asking...1899 February, Joseph Conrad, “The Heart of Darkness”, in Blackwood’s Edinburgh Magazine, volume CLXV, number M, New York, N.Y.: The Leonard Scott Publishing Company, […], →OCLC, part I, page 207

backbone meaning in Tamil, Urdu, Bengali and Telugu

backbone in Tamil

series of vertebrae that encloses the spinal cord
முதுகெலும்பு mutukelumpu
any fundamental support, structure, or infrastructure
முதுகெலும்பு mutukelumpu
courage, fortitude, or strength
முதுகெலும்பு mutukelumpu

backbone in Urdu

ریڑھ کی ہڈی

backbone in Bengali

শিরদাড়া, মেরুদন্ড, দৃঢ়তা, প্রধান অবলম্বন

backbone in Telugu

backbone
కరాళము karāḷamu
More languagesFewer languages
backbone in Malayalam
നട്ടെല്ല്, നടുവെല്ല്, നിടുവെല്ല്, മുതുകെല്ല്
backbone in Kannada
ಬೆನ್ನೆಲುಬು, ಬೆನ್ನುಮೂಳೆ, ಬೆನ್ನು ಹುರಿ, ಮುಖ್ಯಾಧಾರ
backbone in Sanskrit
कषेरुका kaṣerukā, अनूक ánūka
backbone in Assamese
ৰাজহাড় razhar
backbone in Tagalog
guluguran, bangananan, gulugod
backbone in Arabic
عَمُود فَقْرِيّ ʕamūd faqriyy, دِعَامَة diʕāma, شَجَاعَة šajāʕa
backbone in Malay
tulang belakang
backbone in Persian
ستون فقرات sotun-e faqarât
backbone in Thai
กระดูกสันหลัง grà-dùuk-sǎn-lǎng
backbone in Vietnamese
xương sống

Examples of backbone in a sentence

  • East [Street] and West Street form a single thoroughfare running as a backbone through the village, flanked by neat, painted cottages of predominantly 18th-century brick.1980, AA Book of British Villages, Drive Publications Ltd, page 220, about Hambledon, Hants:
  • The backbone of our research is an extensive corpus of contemporary spoken Esperanto.2022, Sabine Fiedler, Cyril Robert Brosch, “Methods and data” (chapter 5), in Esperanto – Lingua Franca and Language Community, John...
  • When operating on customer MAC (C-MAC) and service MAC (S-MAC) addresses, PBB uses a new backbone MAC (B-MAC) address.2025 April 17, “Provider Backbone Bridging (PBB) and EVPN Integration Overview”, in Juniper Networks, archived from the original on 01 Jul...

All 40 example sentences with backbone

Synonyms of backbone

Forms of backbone

pluralbackbones
alternative formback bone

Plural of backbone: backbones

Origin of backbone

From Middle English bakbon, bakebon, bac-bon; equivalent to back + bone. Compare the semantically analogous English ridgebone.

Words formed from backbone

Questions about backbone

What does backbone mean?
Backbone means the series of vertebrae, separated by disks, that encloses and protects the spinal cord, and runs down the middle of the back in vertebrate animals.
What is backbone in Tamil?
Backbone in Tamil is முதுகெலும்பு (mutukelumpu). See Backbone meaning in Tamil.
How do you use backbone in a sentence?
East [Street] and West Street form a single thoroughfare running as a backbone through the village, flanked by neat, painted cottages of predominantly 18th-century brick.
What part of speech is backbone?
Backbone is a noun.
How do you pronounce backbone?
Backbone is pronounced /ˈbækˌbəʊn/ (UK).
What is the plural of backbone?
The plural of backbone is backbones.

Words near backbone in the dictionary

  1. backbond
  2. backbonding
  3. backbonding ligand
  4. backbonding ligands
  5. backbonds
  6. backbone
  7. backboned
  8. backboneless
  9. backbonelessness
  10. backbones
  11. backbore

Source and license

Adapted from Wiktionary: backbone (page history and authors); backbone (Urdu Wiktionary) (page history and authors); backbone (Bengali Wiktionary) (page history and authors); కరాళము (Telugu) (page history and authors); backbone (Olam, E.K. Kurup corpus) (dataset and license); backbone (Kannada Wiktionary) (page history and authors); अनूक (Sanskrit) (page history and authors); ৰাজহাড় (Assamese) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: en-us-backbone.ogg.

Cite this entry: “backbone.” Word.ws, https://word.ws/backbone. Based on Wiktionary, CC BY-SA 4.0.