The backbone protects part of the body.
What does Backbone mean?
Backbone means the spine, courage, or main support.
Dictionary definition
The row of bones along the back; backbone can also mean strength, courage, or the main support of something.
Backbone in a sentence
It took backbone to speak up for what was right.
Reliable volunteers were the backbone of the community event.
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Practice the meaning of Backbone
Answer three quick questions about its meaning and related words.
What can backbone mean?
Backbone can mean the bones along the back, courage, or the main support of something.
Which word is closest to backbone when talking about the body?
Spine is another word for the backbone in the body.
Which sentence uses backbone correctly?
This sentence uses backbone to mean courage or strength.
Nice work!
You completed 3 questions.
Backbone
Voice settings
bak · bohn · strongest beat: bak
2 syllables. Say each part, then blend the word.
- Syllables
- bak · bohn
- Strongest beat
- bak
- Ending
- bohn
- Tip
- Put a little extra energy on bak.
Say Backbone
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Ready when you are.
Words like Backbone
Opposite words
Want to practice backbone synonyms in context? Try a Synonym Search question like "The model showed the backbone of a fish," then compare close word choices. Practice backbone synonyms.
Backbone word family
backbone
backbones
More than one backbone.
backbone-like
Similar to a backbone or main support.
spine
The row of bones along the back.
Explore related words
Understand Backbone
Backbone means the spine, courage, or main support.
Backbone does not always mean the bones in your back. In some sentences, it means courage or the main support of a group or plan.
Write two short sentences that use backbone in different ways. Underline the clue words that show which meaning is being used. Example: It took backbone to speak up for what was right. Clue words: took, speak, what. Ask: Which meaning of backbone does my sentence show?
Ask students to compare meanings of backbone in this model sentence: "It took backbone to speak up for what was right." Which meaning fits, and what context clues prove it?
Practice Backbone and explore more word games
Cards labelled “Practice BACKBONE” keep this word in focus. Explore cards open games with other words.

Sentence Builder
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Spell Hive
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Define the Word Hive
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Vocabulary Match
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Context Clue Challenge
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Synonym Search
Compare meanings in a question that includes BACKBONE.
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Scrambled Bees
Rebuild words from mixed-up letters for spelling practice.
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