explain

/ɪkˈspleɪn/
make something clear

Can you explain how this machine works?

Can you describe the function of this machine in a way that makes it understandable?


general

to make an idea, situation, or problem clear to someone by describing it in more detail or revealing relevant facts

The teacher explained the theory with examples.

The teacher made the theory understandable by using examples.

He explained his absence by saying he was sick.

He gave a reason for his absence by stating he was ill.

Used for both spoken and written communication. Often followed by 'to' when indicating the listener.

general

to give a reason or justification for something

She explained why she was late.

She gave a reason for her tardiness.

Common in both formal and informal contexts.

Collocations

explain to someonetell someone about something in a way they understandexplain whygive reasons for an action or situationexplain howdescribe the method or process of somethingexplain in detailprovide thorough information about somethingexplain yourselfgive a clear reason for your actions or words

Related Phrases

explain awayphrasal verb
to dismiss or minimize something by giving an excuse

Pro Tip

Common prepositions with 'explain'

Use 'to' when stating who receives the explanation: 'explain the rules to the new employees'. Use 'about' when stating the topic: 'explain about the project'.

Gold Rule

Structure for clear explanations

Start with the main idea, then provide supporting details or examples. Use simple language and avoid jargon when possible.

Word Origin

From Latin 'explanare' meaning 'to make level, smooth out, explain' (from 'ex-' 'out' + 'planus' 'flat, level'), via Old French 'esplainer' (12th century).

Usage Notes

Commonly used in educational, professional, and everyday contexts. Often followed by a direct object (the thing being explained) or 'to' + person (the listener).

Word Breakdown

ex-
out, thoroughly
prefix
+
plain
flat, level
root
+
-are
verb-forming suffix
suffix
English Dictionary