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Synonyms

explain

American  
[ik-spleyn] / ɪkˈspleɪn /

verb (used with object)

explains, present (3rd person singular) explained, past participle, past explaining present participle
  1. to make plain or clear; render understandable or intelligible.

    to explain an obscure point.

    Synonyms:
    explicate
    Antonyms:
    confuse
  2. to make known in detail.

    to explain how to do something.

  3. to assign a meaning to; interpret.

    How can you explain such a silly remark?

  4. to make clear the cause or reason of; account for.

    I cannot explain his strange behavior.

    Synonyms:
    justify

verb (used without object)

explains, present (3rd person singular) explained, past participle, past explaining present participle
  1. to give an explanation.

verb phrase

  1. explain away

    1. to diminish or nullify the significance of by explanation.

      He couldn't explain away his absence from home at the time the robbery was committed.

    2. to dispel (doubts, difficulties, etc.) by explanation.

      She explained away the child's fears.

explain British  
/ ɪkˈspleɪn /

verb

  1. (when tr, may take a clause as object) to make (something) comprehensible, esp by giving a clear and detailed account of the relevant structure, operation, surrounding circumstances, etc

  2. (tr) to justify or attempt to justify (oneself) by giving reasons for one's actions or words

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Usage

What are other ways to say explain?

To explain something is to make it plain or clear, or to render it understandable or intelligible. How does explain compare to synonyms elucidate, expound, and interpret? Find out on Thesaurus.com.

Other Word Forms

Derived Forms

Etymology

Origin of explain

First recorded in 1375–1425; late Middle English explanen, from Latin explānāre “to smooth out, make intelligible, spread out on flat surface”; see origin at ex- 1, plane 1

Explanation

To explain something is to define it, show how it works, or just tell what it is. Explaining helps people understand. If you know football really well, then you could probably explain it to a non-fan. Explaining makes things clearer. A lot of teaching is explaining — telling how something works. Also, if you do something wrong, people will ask you to explain your actions. Explaining can help someone "get it" — whatever "it" is.

Keep Reading on Vocabulary.com

Vocabulary lists containing explain

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“How do you clarify or explain the purpose of a ‘home theater?’

From The Wall Street Journal • Jun. 7, 2026

Sutton Council said it had not welcomed the increase, and called on the EA and the government to "answer the very real concerns of the community and explain this terrible decision".

From BBC • Jun. 7, 2026

It called on the MoD to explain how the current operating restrictions were realistic and appropriate.

From BBC • Jun. 6, 2026

But it’s not clear if these explain disease patterns among Asian Americans in the United States.

From Los Angeles Times • Jun. 6, 2026

She doesn’t understand why I need this day and I’m not going to explain it to her.

From "Red Flags and Butterflies" by Sheryl Azzam

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