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What is the Meaning of “Classify”?

Classify
/ˈklæsɪfaɪ/

To put things into groups based on what they have in common.

Definition of Classify

Quick Meaning of Classify

To put things into groups based on what they have in common.

Detailed Definition of Classify

To arrange or organize into classes or categories based on shared characteristics.

How to Pronounce Classify

IPA: /ˈklæsɪfaɪ/
clas si fy

Stress pattern: Ooo (3-syllable word).

Tip: KLAS-uh-fy. Stress on first syllable. Three syllables total.

Watch out: Often pronounced KLAS-si-fy with equal stress on first two syllables.

Full pronunciation guide for “classify” →

Origin and Etymology of Classify

From French classifier: classe (class) + -fier (to make). Means 'to make into classes'.

How to Use Classify in a Sentence

Each example shows “classify” with a CEFR level so learners can pick examples that match their fluency.

  • “Scientists classify animals into different species based on their traits.”
    B2 academic
  • “The library system classifies books by subject and author name.”
    B1 daily
  • “It is difficult to classify some organisms due to their unique characteristics.”
    B2 academic

Synonyms and Antonyms of Classify

Common Synonyms for Classify

Smart Synonyms for Classify — When to Use Each

categorize
to place in a specific group or category
organize
to arrange systematically in order
sort
to separate by type or characteristic
arrange
to put in a particular order or structure

Antonyms of Classify

See all synonyms for “classify” →

Common Collocations with Classify

These phrases pair with “classify” in everyday English:

  • classify as
  • classify into
  • classify by type
  • classify information
  • classify species

Common Mistakes When Using Classify

Even fluent speakers slip up with “classify”. Here’s how to avoid the most common errors:

✗ Wrong: The teacher classified students in advanced and beginner groups.
✓ Correct: The teacher classified students into advanced and beginner groups.
Why: Use 'into' or 'as' after classify; 'in' is not standard.
✗ Wrong: This plant is classify as endangered.
✓ Correct: This plant is classified as endangered.
Why: Passive requires past participle form 'classified', not base verb.

Words Confused With Classify

  • Classify vs Categorize: Similar meaning; classify often more formal/scientific in usage.

Other Forms of Classify

Frequently Asked Questions About Classify

What is the meaning of "Classify"?

To put things into groups based on what they have in common.

How do you pronounce "Classify"?

The IPA is /ˈklæsɪfaɪ/. KLAS-uh-fy. Stress on first syllable. Three syllables total.

What part of speech is "Classify"?

"Classify" is a verb at B2 level (Common European Framework).

What are synonyms for "Classify"?

Common synonyms include categorize, organize, arrange.

How do you use "Classify" in a sentence?

For example: "Scientists classify animals into different species based on their traits."

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