Meaning of “show” - Learner’s Dictionary

show

verb uk us /ʃəʊ/ (past tense showed, past participle shown)
PROVE [ T ]

B2 If numbers, results, facts, etc show something, they prove that it is true:

[ + (that) ] Research shows that 40% of the programme's viewers are aged over 55.
Sales figures showed a significant increase last month.
LET SOMEONE SEE [ T ]

A1 to let someone look at something:

Show your passport to the officer.
show sb what to do/how to do sth

B1 to teach someone how to do something by explaining it or by doing it yourself while they watch:

She showed me how to use the new computer system.
Have you shown him what to do?
EXPRESS [ T ]

B2 to express a feeling so that other people are able to notice it:

He hasn't shown any interest so far.
If she was upset, she certainly didn't show it.
EASY TO SEE [ I, T ]

to be easy to see, or to make something easy to see:

The sadness really shows on her face.
Light-coloured carpets show the dirt.
show sb into/around/round, etc

B1 to take someone to or round a place:

He showed us into a big room full of books.
She showed me round the factory.
IMAGE [ T ]

B1 If a picture, film, map, etc shows something, that thing can be seen in the picture, movie, etc.:

A diagram shows the levels of rainfall in different parts of the country.
FILM [ I, T ]

If a cinema shows a film or a film is showing somewhere, you can go and see it there.

(Definition of “show verb” from the Cambridge Learner’s Dictionary © Cambridge University Press)