touch on
The phrase "touch on" is commonly used in English to indicate a brief mention or discussion of a topic.
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Definition
B2General Communication
(informal, common)To briefly mention or discuss a subject.
Example
- During the lecture, the professor touched on the main points of the theory.
- The report only touches on the environmental impact.
B2General Communication
(informal, common)To come or go to a place or topic for a short time.
Example
- She touched on several different topics during her speech.
- The tour will touch on all the major landmarks in the city.
Similar
Terms that have similar or relatively close meanings to "touch on":
touch baselay a finger ontouch offin touchsoft touchtap intouch downhuman touchtouch and gohit ondouble taphigh touchtouch upput one's hands onswitch ontap intoturn onstep onget on totap upknock onhave onhit the buttontap offpress buttonlay hands oncheck onbear onmake contact withcall onon topush ontouch grasstoe in