Longman Dictionary of Contemporary English - skilled

~ adj 1 someone who is skilled has the training and experience that is needed to do something well  (Skilled craftsmen, such as carpenters, bricklayers, etc are in great demand. | highly skilled)  (a highly skilled negotiator) + at/in  (She's very skilled at dealing with members of the public.) 2 work that is skilled needs special abilities or training in order to do it  (Bricklaying is very skilled work.)  (- opposite unskilled)