%costa%

a. [ Pref. bi- + costate. ] (Bot.) Having two principal ribs running longitudinally, as a leaf. [ 1913 Webster ]

‖n. [ L., rib. See Coast. ] 1. (Anat.) A rib of an animal or a human being. [ 1913 Webster ]

2. (Bot.) A rib or vein of a leaf, especially the midrib. [ 1913 Webster ]

3. (Zool.) (a) The anterior rib in the wing of an insect. (b) One of the riblike longitudinal ridges on the exterior of many corals. [ 1913 Webster ]

n. [ OF. coustage. ] Expense; cost. [ Obs. ] Chaucer. [ 1913 Webster ]

a. [ Cf. F. costal. See Costa. ] 1. (Anat.) Pertaining to the ribs or the sides of the body; as, costal nerves. [ 1913 Webster ]

2. (Bot. & Zool.) Relating to a costa, or rib. [ 1913 Webster ]

Costal cartilage. See Cartilage, and Illust. of Thorax. [ 1913 Webster ]

a. (Bot.) Having the nerves spring from the midrib. [ 1913 Webster ]

n. [ Prob. fr. OF. coste rib, side, F. côte, and meaning orig., a ribbed apple, from the ribs or angles on its sides. See Coast. ] 1. An apple, large and round like the head. [ 1913 Webster ]

Some [ apples ] consist more of air than water . . . ; others more of water than wind, as your costards and pomewaters. Muffett. [ 1913 Webster ]

2. The head; -- used contemptuously. [ 1913 Webster ]

Try whether your costard or my bat be the harder. Shak. [ 1913 Webster ]

n. A costermonger. [ 1913 Webster ]

{ } a. [ L. costatus, fr. costa rib. ] Having ribs, or the appearance of ribs; (Bot.) having one or more longitudinal ribs. [ 1913 Webster ]

a. [ L. creber close + costa rib. ] (Zool.) Marked with closely set ribs or ridges. [ 1913 Webster ]

a. [ L. curvus + E. costate. ] (Bot.) Having bent ribs. [ 1913 Webster ]

a. [ Pref. e- + costate. ] (Bot.) Having no ribs or nerves; -- said of a leaf. [ 1913 Webster ]

a. [ L. flexus bent + E. costate. ] (Anat.) Having bent or curved ribs. [ 1913 Webster ]

a. (Anat. & Physiol.) Between the ribs; pertaining to, or produced by, the parts between the ribs; as, intercostal respiration, in which the chest is alternately enlarged and contracted by the intercostal muscles. [ 1913 Webster ]

a. [ L. latus broad + E. costate. ] Broad-ribbed. [ 1913 Webster ]

a. [ Multi- + costate. ] Having numerous ribs, or costae, as the leaf of a plant, or as certain shells and corals. [ 1913 Webster ]

a. Of or pertaining to Pentecost or to Whitsuntide. [ 1913 Webster ]

n. pl. Offerings formerly made to the parish priest, or to the mother church, at Pentecost. Shipley. [ 1913 Webster ]

a. [ Quadri- + costate. ] Having four ribs. [ 1913 Webster ]

a. [ Sterno- + costal. ] (Anat.) Of or pertaining to the sternum and the ribs; as, the sternocostal cartilages. [ 1913 Webster ]

a. (Anat. & Zool.) Situated below the costas, or ribs; as, the subcostal muscles. [ 1913 Webster ]

☞ The subcostal muscles are distinct from, and within, the intercostal. [ 1913 Webster ]

n. 1. (Anat.) A subcostal muscle. [ 1913 Webster ]

2. (Zool.) One of the principal nervures of the wings of an insect. It is situated next beneath or behind the costal. See Nervure. [ 1913 Webster ]

a. (Anat.) Situated above, or on the outside of, the ribs. [ 1913 Webster ]

a. [ Pref. tri- + costate. ] (Bot.) Three-ribbed; having three ribs from the base. [ 1913 Webster ]

a. [ Triple + costate. ] (Bot.) Three-ribbed. [ 1913 Webster ]