Longman Dictionary of Contemporary English - dearly

~ adv 1 if you love someone dearly, want something dearly etc, you do so with strong emotions  (James loved his sister dearly.) 2 cost sb dearly to cause a lot of trouble or suffering  (Vandalism costs schools dearly.) 3 pay dearly to suffer a lot for something that you have done  (They've paid dearly for not explaining beforehand.) 4 dearly beloved used by a priest or minister at the beginning of a Christian marriage or funeral