Encyclopaedia Britannica defines confirmation bias as, "the tendency to process information by looking for, or interpreting, information that is consistent with one’s existing beliefs".
Casad, B.J. (2019). Confirmation bias. Encyclopaedia Britannica. Retrieved July 23, 2020, https://www.britannica.com/science/confirmation-bias
One way to avoid confirmation bias is to disprove what you believe instead of only looking for things that prove your belief. Learn more about that by watching the short video below.