A paper stock that is thicker and more durable than normal writing or printing paper, but thinner and more flexible than other forms of paperboard, used for postcards, playing cards, etc.

plural of carding machine

Alternative spelling of keycard

One of a set of three richly-ornamented cards, placed on the altar during a Tridentine mass, containing the texts of prayers.

a small table that can be folded away. / A table, in a casino, used to play cards.

One of a set of twenty-five cards, each featuring one of five symbols (circle, plus sign, square, star, wavy lines), used by researchers to test claims of ESP or remote viewing.

Alternative form of ecard

(radio) A postcard confirming a successful reception of a radio signal on amateur radio, usually sent via the QSL bureau.

(optometry) A card printed with various letters or symbols, used in testing vision.

A sympathy card.