(verb)
to explain or describe the meaning of something, such as actions, words, or information, in a way that is easy/easier to understand;
e.g. The professor helped the students interpret the poem.
(verb)
to translate verbal/oral communication from one language to the other in order to facilitate a conversation between speakers who do not speak the same language;
e.g. He was called to interpret during their meeting, since the two sides did not share a common language.
(verb)
to realize or represent something in an artistic medium, especially to show one's understanding of the creator's ideas in the way one performs a piece of music, dance, or drama;
e.g. The actress tends to interpret her roles in a unique way, which makes her fascinating to watch.