Jac-quärd’, a.

(jak-kärd’), a. [So named from the inventor, Jacquard, of Lyons, who died in the year 1834.] Pertaining to, or invented by, Jacquard, a French mechanician.

Jacquard arrangement, or appendage, a contrivance appended to a loom for weaving figured goods, as of silk or cotton, and also for weaving carpets. It consists essentially of a series of perforated cards, or of perforations in paper or metal, connected with a revolving perforated prism, and so arranged as to secure the raising of the proper warp threads to produce a figure of a given pattern by the entrance of wires connected with these threads into particular perforations: — named from the inventor. — Jacquard loom, a loom furnished with the Jacquard arrangement.