What does the word revalent mean?

"Revalent" is not a recognized word in standard English. It's likely a misspelling of "relevant," which means:

* Important to the matter at hand: Something relevant directly relates to the topic or situation being discussed.

* Connected to or bearing on the matter in question: A relevant piece of information is one that provides context or insight into the subject.

If you're unsure of a word's meaning, try using a dictionary or online search engine!