To mention or discuss a topic briefly without going into detail.
To talk about something for a short time without explaining it fully.
2 meanings, ordered from most common to least. Color-coded by CEFR level.
To mention or deal with a topic briefly without exploring it in depth.
"In today's lecture, we'll touch on the causes of the French Revolution before moving to the consequences."
I just want to touch on a few of the issues that I think are important.
To relate or be connected to a particular subject or area.
"Her research touches on questions of ethics that concern us all."
To lightly make contact with the surface of something.
To talk about something for a short time without explaining it fully.
Very commonly used in academic, professional, and journalistic contexts to indicate that a topic is mentioned but not fully explored. Often used in presentations, speeches, and essays. The speaker or writer typically touches on several points in quick succession. Slightly less formal than 'touch upon'.
Natural word combinations native speakers use most often.
The five tense forms you'll use most often.
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