| PD | Pocket Depth |
|---|---|
| PPD | Pocket Probing Depth |
| PPD | Probing Pocket Depth |
| Troltsch's pocket | Synonym: anterior recess of tympanic membrane, posterior recess of tympanic membrane. (05 Mar 2000) |
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| Troltsch | Anton F. Von, German otologist, 1829-1890. See: Troltsch's corpuscles, Troltsch's fold, Troltsch's pockets, Troltsch's recesses. (05 Mar 2000) |
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| Troltsch's corpuscles | Minute spaces, resembling corpuscle's, between the radial fibres of the drum membrane of the ear. (05 Mar 2000) |
| Troltsch's fold | One of two ligamentous bands, anterior and posterior, making folds on the tympanic side of the tympanic membrane extending from each extremity of the tympanic notch to the malleolar prominence; they mark the boundary between the tense and the flaccid portions of the tympanic membrane. Synonym: plica mallearis, plica membranae tympani, Troltsch's fold. (05 Mar 2000) |
| Troltsch's recesses | A slitlike space on the tympanic wall between the anterior malleolar fold and the tympanic membrane. Synonym: recessus membranae tympani anterior, Troltsch's pockets, Troltsch's recesses. (05 Mar 2000) |
| gingival pocket | An abnormal extension of a gingival sulcus not accompanied by the apical migration of the epithelial attachment. (12 Dec 1998) |
| periodontal pocket | An abnormal extension of a gingival sulcus accompanied by the apical migration of the epithelial attachment and bone resorption. (12 Dec 1998) |
| 1. A bag or pouch; especially; a small bag inserted in a garment for carrying small articles, particularly money; hence, figuratively, money; wealth. 2. One of several bags attached to a billiard table, into which the balls are driven. 3. A large bag or sack used in packing various articles, as ginger, hops, cowries, etc. In the wool or hop trade, the pocket contains half sack, or about 168 Ibs.; but it is a variable quantity, the articles being sold by actual weight. 4. A hole or space covered by a movable piece of board, as in a floor, boxing, partitions, or the like. 5. <chemical> A cavity in a rock containing a nugget of gold, or other mineral; a small body of ore contained in such a cavity. A hole containing water. 6. <zoology> Same as Pouch. Pocket is often used adjectively, or in the formation of compound words usually of obvious signification; as, pocket comb, pocket compass, pocket edition, pocket handkerchief, pocket money, pocket picking, or pocket-picking, etc. Out of pocket. See Out, Pocket borough, a borough "owned" by some person. See Borough. Pocket gopher, a sheriff appointed by the sole authority of the crown, without a nomination by the judges in the exchequer. Origin: OE. Poket, Prov. F. & OF. Poquette, F. Pochette, dim. Fr. Poque, pouque, F. Poche; probably of Teutonic origin. See Poke a pocket, and cf. Poach to cook eggs, to plunder, and Pouch. Source: Websters Dictionary (01 Mar 1998) |
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| Seessel's pocket | The part of the embryonic foregut extending cephalad to the level of the oral plate and caudal to the pituitary diverticulum (Rathke's pouch). Synonym: preoral gut. (05 Mar 2000) |
| subcrestal pocket | A pocket extending apically below the level of the adjacent alveolar crest. Synonym: infrabony pocket, intrabony pocket. (05 Mar 2000) |
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