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(rē″aw-thŏr-ĭ-zā′shŭn) The renewal of an act of legislation, e.g., one that authorizes certain forms of treatment or health care funding.


(rē-bās′) To refit a denture by replacing the base material without altering the occlusal characteristics.


(rē-blēd) To bleed again after an initial episode of bleeding stops.


(rē′bownd″) 1. A reflex response in which sudden withdrawal of a stimulus is followed by increased activity, e.g., an increase in heart rate or blood pressure when beta-blocking drugs or clonidine are withheld. 2. A return to a state or condition that existed before treatment. rebound, v.


(rē′brē″thēng) The inhalation of gases that had been previously exhaled.

Rebuck skin window test

(rē′bŭk) Anin vivo method of assessing inflammation. A superficial abrasion is made in the skin and a glass coverslip applied to the area. Leukocytes accumulate at the site and adhere to the coverslip.


(ri-bŭt′ăl) In law, evidence or testimony that contradicts or sheds doubt upon the assertions of the opposing party in a dispute. rebut (ri-bŭt′), v.


(rē″kăl-sĭ-fĭ-kā′shŭn) [L. re, again, + calx, lime, + facere, to make] The restoration of calcium salts to tissues from which they have been withdrawn.

recalcification test

A test for excessive blood clotting, used esp. in cancer-related thrombosis. Also known as the modified recalcification test.


Difficult to treat; resistant to commonly used treatments.


(rē′kal, rē′kal″) 1. The act of bringing back to mind something previously learned or experienced. SEE: memory. 2. To remove from use, esp. to restrict marketing of a substance or product, usually as a result of problems with product safety.

delayed r. The ability to remember information after a waiting period.

radiation r. Inflammation that appears in a previously irradiated organ after the patient is treated later with chemotherapy. SYN: radiation recall dermatitis.

24-hr dietary r. A dietary assessment method in which a person lists the foods he or she consumed during the previous day. It can provide an estimate of the absolute quantity of food consumed and identify habitual food intake versus unusual consumption (or the lack of food consumption, e.g., during fasts prior to medical procedures).

recall bias

Distortion introduced into a research investigation that relies on the memory of subjects, specifically, their recollections of elements that might have contributed to the eventual development of a disease or condition. A research subject’s memories after the ...

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