The definition of participate is to take part in an activity.
Listen is defined as to make an effort to hear or pay close attention to someone or something.
To understand; comprehend:
To hear or see (information, for example):
Find another word for tune-in. In this page you can discover 8 synonyms, antonyms, idiomatic expressions, and related words for tune-in, like: participate, join, listen, see, become part of, enter-into, receive and get hip.