interested in WordNet English dictionary

1. involved in or affected by or having a claim to or share in
   "a memorandum to those concerned"; "an enterprise in which three men are concerned"; "factors concerned in the rise and fall of epidemics"; "the interested parties met to discuss the business"
   concerned  interested 
   
2. having or showing interest; especially curiosity or fascination or concern
   "an interested audience"; "interested in sports"; "was interested to hear about her family"; "interested in knowing who was on the telephone"; "interested spectators"
   interested