phil·a·tel·ic \|filə|telik, -lēk\adjective Etymology:philately + -ic 1.: of or relating to philately < philatelic data > < philatelic organizations > < philatelic accessories > 2.: of interest or value to philatelists < philatelic features of a stamp > • phil·a·tel·i·cal·ly\-lə̇k(ə)lē, -lēk-, -(ə)li\adverb