| through | 1. From end to end of, or from side to side of; from one surface or limit of, to the opposite; into and out of at the opposite, or at another, point; as, to bore through a piece of timber, or through a board; a ball passes through the side of a ship. 2. Between the sides or walls of; within; as, to pass through a door; to go through an avenue. "Through the gate of ivory he dismissed His valiant offspring." (Dryden) 3. By means of; by the agency of. "Through these hands this science has passed with great applause." (Sir W. Temple) "Material things are presented only through their senses." (Cheyne) 4. Over the whole surface or extent of; as, to ride through the country; to look through an account. 5. Among or in the midst of; used to denote passage; as, a fish swims through the water; the light glimmers through a thicket. 6. From the beginning to the end of; to the end or conclusion of; as, through life; through the year. Origin: OE. Thurgh, urh, uruh, oruh, AS. Urh; akin to OS. Thurh, thuru, OFries. Thruch, D. Door, OHG. Durh, duruh, G. Durch, Goth. Airh; cf. Ir. Tri, tre, W. Trwy. 53. Cf. Nostril, Thorough, Thrill. Source: Websters Dictionary (01 Mar 1998) |
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| through drainage | Drainage obtained by the passage of a perforated tube, open at both extremities, through a cavity; in addition, the cavity can be washed out by a solution passed through the tube. (05 Mar 2000) |
| through transfer imaging | The production of an ultrasound image by detection and analysis of sound on the opposite side of the body from the emitting transducer. Synonym: through transfer imaging. (05 Mar 2000) |
| through-and-through laceration | A laceration that penetrates two surfaces of a structure, generally restricted to skin or mucosal surfaces, such as the cheek, lip, ala nasi, pinna, etc. (05 Mar 2000) |
| through-and-through myocardial infarction | Infarction that involves the whole thickness of the heart muscle from endocardium to epicardium. Synonym: through-and-through myocardial infarction. (05 Mar 2000) |
| walk-through angina | A circumstance in which despite continuing activity, such as walking, the pain of angina pectoris diminishes or disappears. (05 Mar 2000) |
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| working through | In psychoanalysis, the process of obtaining additional insight and personality changes in a patient through repeated and varied examination of a conflict or problem; the interactions between free association, resistance, interpretation, and working out constitute the fundamental facets of this process. (05 Mar 2000) |
| thinking through | The psychological process of understanding, with insight, one's own behaviour. (05 Mar 2000) |
| endorectal pull-through procedure | Removal of diseased rectal mucosa along with resection of the lower bowel, followed by anastomosis of the proximal stump to the anus, in order to spare rectal muscle function. (05 Mar 2000) |