| ultra- | Excess, exaggeration, beyond. Origin: L. Beyond (05 Mar 2000) |
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| plus | 1. <mathematics> More, required to be added; positive, as distinguished from negative; opposed to minus. 2. Hence, in a literary sense, additional; real; actual. "Success goes invariably with a certain plus or positive power." (Emerson) 3. <mathematics> Plus sign, the sign (+) which denotes addition, or a positive quantity. Origin: L, more; akin to Gr, and cf. Piu, Pleonasm. (11 Mar 1998) |
| plus lens | A converging lens. Synonym: plus lens. (05 Mar 2000) |
| plus strand | See: replicative form. (05 Mar 2000) |
| fluorescence plus Giemsa stain | <technique> A stain used to demonstrate sister chromatid exchange; cells are grown in 5-bromodeoxyuridine, followed by chromosome preparation, staining in Hoechst 33258, exposure to light, and staining in Giemsa; chromosomes exhibit a "harlequin" appearance. (05 Mar 2000) |
| abdominal pad | A pad made from several layers of gauze folded into a rectangular shape; used as a sponge, for packing off the viscera in abdominal operations, and in other ways. Synonym: abdominal pad. (05 Mar 2000) |
| abdominal wall fat pad biopsy | <investigation, procedure, surgery> The removal of a small specimen of the abdominal wall fat pad for microscopic examination. Often used in the diagnosis of amyloidosis. Performed with a local anaesthetic. (25 Jun 1999) |
| Bichat's fat-pad | An encapsuled mass of fat in the cheek on the outer side of the buccinator muscle, especially marked in the infant; supposed to strengthen and support the cheek during the act of sucking. Synonym: corpus adiposum buccae, Bichat's fat-pad, Bichat's protuberance, fat body of cheek, sucking cushion, sucking pad, suctorial pad. (05 Mar 2000) |
| buccal fat-pad | An encapsuled mass of fat in the cheek on the outer side of the buccinator muscle, especially marked in the infant; supposed to strengthen and support the cheek during the act of sucking. Synonym: corpus adiposum buccae, Bichat's fat-pad, Bichat's protuberance, fat body of cheek, sucking cushion, sucking pad, suctorial pad. (05 Mar 2000) |
| pad | 1. A soft, or small, cushion; a mass of anything soft; stuffing. 2. A kind of cushion for writing upon, or for blotting; especially, one formed of many flat sheets of writing paper, or layers of blotting paper; a block of paper. 3. A cushion used as a saddle without a tree or frame. 4. A stuffed guard or protection; especially, one worn on the legs of horses to prevent bruising. 5. <zoology> A cushionlike thickening of the skin one the under side of the toes of animals. 6. A floating leaf of a water lily or similar plant. 7. <medicine> A soft bag or cushion to relieve pressure, support a part, etc. 8. A piece of timber fixed on a beam to fit the curve of the deck. 9. A measure for fish; as, sixty mackerel go to a pad; a basket of soles. Pad cloth, a saddlecloth; a housing. Pad saddle. See def. 3, above. Pad tree, a piece of wood or metal which gives rigidity and shape to a harness pad. Origin: Perh. Akin to pod. Source: Websters Dictionary (01 Mar 1998) |
| Passavant's pad | A prominence on the posterior wall of the naso-pharynx formed by contraction of the superior constrictor of the pharynx during swallowing. Synonym: Passavant's bar, Passavant's pad, Passavant's ridge. (05 Mar 2000) |
| retromolar pad | A cushioned mass of tissue, frequently pear-shaped, located on the alveolar process of the mandible behind the area of the last natural molar tooth. Synonym: pear-shaped area. (05 Mar 2000) |
| periarterial pad | A collection of cells around the renal glomerular arterioles that contain cytoplasmic granules, probably composed of renin. Synonym: periarterial pad. (05 Mar 2000) |
| hard pad disease | A form of canine distemper characterised by hyperkeratosis of the foot pads and nose. See: canine distemper. (05 Mar 2000) |
| hard pad virus | The virus causing hard pad disease, probably canine distemper virus, but sometimes not recovered. (05 Mar 2000) |