This is the 407th most frequent Greek word.
εάν
"εάν" means "if" or "in case."
The word "εάν" introduces a conditional clause, indicating an action that will happen only if a certain condition is met.
Εάν έρθει αύριο, θα το συζητήσουμε.
If they come tomorrow, we will discuss it.
The word "εάν" is used here to introduce an indirect question, inquiring about a possibility or condition.
Δεν ξέρω εάν θα μπορέσει να έρθει.
I don't know if they'll be able to come.
The word "εάν" is used to express a polite suggestion contingent on the feasibility.