check character: a character that is added to the end of a block of transmitted data and used to check the accuracy of the transmission
character: a written symbol that is used to represent speech
klondike: a form of solitaire that begins with seven piles of cards with the top cards facing up; descending sequences of cards of alternating colors are built on these piles; as aces become available they are placed above the seven piles; the object is to build sequences in suit from ace to king as the remaining cards are dealt out one at a time