Glossary of Medical Terms

Our online medical glossary of medical terms and definitions includes definitions for terms related to treatment, and general medicine


1. To cover with, or as with, a shield; to cover from danger; to defend; to protect from assault or injury. "Shouts of applause ran ringing through the field, To see the son the vanquished father shield." (Dryden) "A woman's shape doth shield thee." (Shak) 2. To ward off; to hold off or out. "They brought with them their normal weeds, fit to shield the cool to which they had been inured." (Spenser) 3. To avert, as a misfortune; hence, as a supplicatory exclamation, forbid! "God shield that it must so befall." (Chaucer) "God shield I must disturb devotion!" (Shak) Origin: AS. Scidan, scyldan. See Shield. 1. A broad piece of defensive armor, carried on the hand, formerly in common use in war, for the protection of the body. See Buckler. "Now put your shields till your hearts and fight, With hearts more proof than shields." (Shak) 2. Anything which protects or defends; defense; shelter; protection. "My council is my shield." 3. Figuratively, one who protects or defends. "Fear not, Abram; I am thy shield, and thy exceeding great reward." (Gen. Xv. 1) 4. In lichens, a Hardened cup or disk surrounded by a rim and containing the fructification, or asci. 5. The escutcheon or field on which are placed the bearings in coats of arms. Cf. Lozenge. 6. A framework used to protect workmen in making an adit under ground, and capable of being pushed along as excavation progresses. 7. A spot resembling, or having the form of, a shield. "Bespotted as with shields of red and black." 8. A coin, the old French crown, or ecu, having on one side the figure of a shield. Shield fern, any fern of the genus Aspidium, in which the fructifications are covered with shield-shaped indusia; called also tree fern. Origin: OE. Sheld, scheld, AS. Scield, scild, sceld, scyld; akin to OS. Scild, OFries. Skeld, D. & G. Schild, OHG. Scilt, Icel. Skjoldr, Sw. Skold, Dan. Skiold, Goth. Skildus; of uncertain origin. Cf. Sheldrake. Source: Websters Vocabulary
apna   apnea   apneic   apneic oxygenation   apneic pause   apneumatosis   apneumia   apneumona   (0)
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