A : an increase especially in quantity, quantity, or volume b chiefly British : elevate perception 3b c : an increase in cost, worth, price, or sum a rise in the cost of living and it is actually likely that there's a accurate boost in incidence. Through the Cambridge English https://open.spotify.com/track/34R2ybXWvR8moYMvTNxLRZ?si=69c44df25f7d4fd5