The word "show" has multiple meanings depending on context, but commonly it means:

• To cause or allow something to be seen or visible, e.g., showing a picture or evidence.

• To give information or prove something, such as showing a link between causes and effects.

• To make a public performance or display for entertainment or exhibition, e.g., a theater show or TV show.

• To express or reveal feelings, qualities, or conditions visibly, like showing disappointment or support.

• To guide or point out something, e.g., showing the way.

In summary, "show" generally involves making something visible or known, whether visually, informationally, or by action. It can be used as a verb for the act of revealing or presenting, or as a noun referring to a performance or exhibition.