Definition of Flat
Quick Meaning of Flat
Something that is smooth and level, without bumps or slopes.
Detailed Definition of Flat
Having a smooth, even surface with no raised or lowered areas.
How to Pronounce Flat
Stress pattern: O (1-syllable word).
Tip: The vowel is short and sounds like 'a' in 'cat'. Say it quickly without lengthening the sound.
How to Use Flat in a Sentence
Each example shows “flat” with a CEFR level so learners can pick examples that match their fluency.
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“The table has a flat surface.”
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“We walked on the flat ground in the park.”
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“The architect designed a building with flat roofs.”
Synonyms and Antonyms of Flat
Common Synonyms for Flat
Smart Synonyms for Flat — When to Use Each
- level
- for surfaces without slopes or inclines
- even
- when describing surfaces that are not raised or
- smooth
- when emphasizing absence of roughness or texture
Antonyms of Flat
Common Collocations with Flat
These phrases pair with “flat” in everyday English:
- flat surface
- flat tire
- fall flat
- flat rate
Common Mistakes When Using Flat
Even fluent speakers slip up with “flat”. Here’s how to avoid the most common errors:
- ✗ Wrong: The floor is so flat and smooth.
- ✓ Correct: The floor is flat and smooth.
- Why: 'Flat' already describes smoothness; 'flat and smooth' is redundant in some contexts but acceptable for emphasis.
- ✗ Wrong: He speak in a flat voice.
- ✓ Correct: He speaks in a flat voice.
- Why: Third person singular verb needs 's' with 'he'. 'Speak' becomes 'speaks'.
Other Forms of Flat
Frequently Asked Questions About Flat
What is the meaning of "Flat"?
Something that is smooth and level, without bumps or slopes.
How do you pronounce "Flat"?
The IPA is /flæt/. The vowel is short and sounds like 'a' in 'cat'. Say it quickly without lengthening the sound.
What part of speech is "Flat"?
"Flat" is an adjective at A1 level (Common European Framework).
What are synonyms for "Flat"?
Common synonyms include level, even, smooth.
How do you use "Flat" in a sentence?
For example: "The table has a flat surface."