Definition of Solid
Quick Meaning of Solid
Something that is hard and keeps its shape.
Detailed Definition of Solid
Firm and hard; not liquid or gas.
How to Pronounce Solid
Stress pattern: Oo (2-syllable word).
Tip: Stress on first syllable: SOL-id. Make the final 'd' clear.
Watch out: Some say 'SO-leed' instead of 'SOL-id'.
Origin and Etymology of Solid
From Latin 'solidus' meaning firm or compact.
How to Use Solid in a Sentence
Each example shows “solid” with a CEFR level so learners can pick examples that match their fluency.
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“Ice is solid water.”
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“The bridge is built on solid rock.”
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“He has a solid academic foundation in mathematics.”
Synonyms and Antonyms of Solid
Common Synonyms for Solid
Smart Synonyms for Solid — When to Use Each
- firm
- for describing consistent quality or resolve
- hard
- for physical properties that resist pressure
Common Collocations with Solid
These phrases pair with “solid” in everyday English:
- solid ground
- solid rock
- solid evidence
Common Mistakes When Using Solid
Even fluent speakers slip up with “solid”. Here’s how to avoid the most common errors:
- ✗ Wrong: This is a solid book.
- ✓ Correct: This is a good book.
- Why: Solid means hard/firm, not good. For quality, use 'good' or 'well-written'.
- ✗ Wrong: He made a solid at work.
- ✓ Correct: He made a solid decision at work.
- Why: Solid is an adjective; it cannot stand alone as a noun in this meaning.
Other Forms of Solid
Frequently Asked Questions About Solid
What is the meaning of "Solid"?
Something that is hard and keeps its shape.
How do you pronounce "Solid"?
The IPA is /ˈsɒlɪd/. Stress on first syllable: SOL-id. Make the final 'd' clear.
What part of speech is "Solid"?
"Solid" is an adjective at A2 level (Common European Framework).
What are synonyms for "Solid"?
Common synonyms include firm, hard, rigid.
How do you use "Solid" in a sentence?
For example: "Ice is solid water."