patefył (patefi)

t. [L. patefacere, throw open, reveal, J. Bradford , Letters (Parker Soc., 1853), II. 134. patella (pā-tel'ä), n.; pl. patellas , patellæ (-äz, -ē). [= F. patelle = It. patella , . patella , a small pan or dish, a plate, the kneepan, patella, dim. of patina , paten a , a broad shallow dish, a pan: see paten1 , patina , pan1.] 1. A small pan, vase, or dish.-2. In an at . , a small movable bone situated in front of the knee joint, which it helps to form. Also called knee pan, kneecap, rotula, or great sesamoid. See cuts under knee - joint, Catarrh in a, and Elephant inæ. -3. In zool.: (a) A cotyle; a cup-like form a 4325 tion. (b) A limpet of the genus Patella. (c) In entomology, the first joint of the coxa.-4. [ cap.] [NL.] In conch., a Linnean genus of gastropods, type of the family Patelli dæ, to which very different limits have been a igned. (a) Rock-limpet ( Patella long i cost a ). As originally constitut ed and retained by Lin næus it was a very het erogeneous a emblage of all forms having a patelliform shell, and embraced (besides all the Doco glo a) Fi u rellidæ, Ancylidæ, Calyptræidæ, and related forms. (b) It was subsequently gradually stricted and limited to doco glo ate shells. (c) By later writers it has been confined within narrow bounds, and to such species as have an oblong conic shell entirely open below like an inverted basin, and with no aperture at the apex-the true limpets, as those so named on the English coasts. See also cut under patelliform. Of patent Paracephalophora monoica, containing the genera Umbrella, Siphon aria, and Tylodina, having a shell as in Patella, but not including the Pa tellidæ.-2. In Ri o's cla ification, a family typified by the genus Patella. patellula (pā-tel'ū-la), n.; pl. patellulæ (-lē). [NL., dim. of L. patella, a pan, dish, patella: see patella.] In entom., one of the sucking disks or -cups on the lower surface of the tarsus of a male beetle of the genus Dytiscus, or other water-beetle. patellulate (pā-tel'ū-lāt), a. Same as patellate. paten1 (pat'en), n. [Formerly also patten, patin, patine; They [the articles found in mounds, etc.] consist of jugs, pipkins, patens or bowls, watering-pots - all articles made for the poor. Solon, Old Eng. Pottery, p. 17. 2. Eccles ., a plate or flat dish; in the com- muni on service of certain liturgical churches, the plate on which the consecrated bread is placed. In the primitive church the paten was an ord i- nary plate; but when wafers expre ly prepared took the place of bread, the paten became an ecclesiastical ve el. It is wide and shallow, and is generally made of silver, but sometimes of gla , gold, alabaster, agate, or other hard ma- terial. In the Roman Catholic Church the paten must be of the same material as the accompanying chalice, of some hard metal, the inside of which is heavily gilded, and, like the chalice, it must be consecrated by the bishop. 5. In bot . , an orbicular apothecium with a mar- ginal rim. Lig amentum patellæ. See lig amentum. Patellacea (pat-e-lā'sē-a), n . pl . [NL., Pa- tell a + -ace a .] Same as Patellidæ . patellar (pat'e-lär), a . [ patella + -ar3.] or pertaining to the patella or kneecap: as, the patellar tendon or ligament. - Patellar fo a, the anterior inter condyloid fo a, or trochlea, of the femur. Patellar nerve, a branch of the long saphenous nerve, distributed to the skin in front of the knee. - Patellar plexus, a plexus on the front of the knee, formed by the internal and middle cutaneous and internal saphenous 3. A plate, as of metal. nerves. - Patellar tendon or ligament. See ligamen tum patellæ, under lig amentum. - Patellar tendon reflex. Same as knee -jerk. IMG:content-2456.png:[graphic] patellate Look how the floor of heaven Is thick inlaid with patines of bright gold. Shak., M. of V., v. 1. 59. L. patella, patella: see patella.] 1. In entom., ellate (pat'e-lat), a. [ The state of being patent or evident.--2. The state of being spread open or enlarged. Dungli formation. Also patellulate.-2. In bot., same as patelliform, 1. - Patellate tarsus, a tarsus in which the joints are expanded and closely pre ed together, form- son. ing a patella.