Definition of touch on/upon
- The reports touched on many important points.
- She touches upon the issue in the article but never fully explains it.
- Her actions touched on treason.
: to bring a bodily part into contact with especially so as to perceive through the tactile sense : handle or feel gently usually with the intent to understand or appreciate
: to put hands upon in any way or degree
: to take into the hands or mouth
: the act or fact of touching
: the special sense by which pressure or traction exerted on the skin or mucous membrane is perceived
: a specified sensation that arises in response to stimulation of the tactile receptors : feel
: on the surface : on it
: thereafter, thereon
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