a. Cancellarean. [ R. ] [ 1913 Webster ]

a. [ L. cancellatus, p. p. of cancellare, See Cancel, v. t. ] 1. (Bot.) Consisting of a network of veins, without intermediate parenchyma, as the leaves of certain plants; latticelike. [ 1913 Webster ]

2. (Zool.) Having the surface coveres with raised lines, crossing at right angles. [ 1913 Webster ]

a. 1. Crossbarred; marked with cross lines. Grew. [ 1913 Webster ]

2. (Anat.) Open or spongy, as some porous bones. [ 1913 Webster ]

n. [ L. cancellatio: cf. F. cancellation. ] 1. The act, process, or result of canceling; as, the cansellation of certain words in a contract, or of the contract itself. [ 1913 Webster ]

2. (Math.) The operation of striking out common factors, in both the dividend and divisor. [ 1913 Webster ]

‖n. pl. [ L., a lattice. See Cancel, v. t. ] 1. An interwoven or latticed wall or inclosure; latticework, rails, or crossbars, as around the bar of a court of justice, between the chancel and the nave of a church, or in a window. [ 1913 Webster ]

2. (Anat.) The interlacing osseous plates constituting the elastic porous tissue of certain parts of the bones, esp. in their articular extremities. [ 1913 Webster ]

a. [ Cf. L. cancellosus covered with bars. ] (Anat.) Having a spongy or porous structure; made up of cancelli; cancellated; as, the cancellous texture of parts of many bones. [ 1913 Webster ]