| little fossa of the vestibular window | A depression on the medial wall of the middle ear which has the fenestra vestibulae (oval window) in its lower portion. Synonym: Huguier's sinus, little fossa of the vestibular window, little fossa of the vestibular round window. (05 Mar 2000) |
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| lung window | CT settings of window level and width appropriate to showing lung detail; soft tissues are white or nearly so. Mediastinal window, CT settings of window level and width appropriate to showing soft tissue structures; the lungs become black at these settings. Synonym: soft tissue window. (05 Mar 2000) |
| adolescent round back | Osteochondrosis of the vertebral epiphyses in children. (12 Dec 1998) |
| artery of round ligament of uterus | Origin, inferior epigastric; distribution, round ligament of uterus. Synonym: arteria ligamenti teretis uteri. (05 Mar 2000) |
| round | On every side of, so as to encompass or encircle; around; about; as, the people atood round him; to go round the city; to wind a cable round a windlass. "The serpent Error twines round human hearts." (Cowper) Round about, an emphatic form for round or about. "Moses . . . Set them [The elders] round about the tabernacle." To come round, to gain the consent of, or circumvent, (a person) by flattery or deception. 1. To make circular, spherical, or cylindrical; to give a round or convex figure to; as, to round a silver coin; to round the edges of anything. "Worms with many feet, which round themselves into balls, are bred chiefly under logs of timber." (Bacon) "The figures on our modern medals are raised and rounded to a very great perfection." (Addison) 2. To surround; to encircle; to encompass. "The inclusive verge Of golden metal that must round my brow." (Shak) 3. To bring to fullness or completeness; to complete; hence, to bring to a fit conclusion. "We are such stuff As dreams are made on, and our little life Is rounded with a sleep." (Shak) 4. To go round wholly or in part; to go about (a corner or point); as, to round a corner; to round Cape Horn. 5. To make full, smooth, and flowing; as, to round periods in writing. To round in To haul up; usually, to haul the slack of (a rope) through its leading block, or to haul up (a tackle which hangs loose) by its fall. To collect together (cattle) by riding around them, as on cattle ranches. Origin: Rounded; Rounding. To whisper. "The Bishop of Glasgow rounding in his ear, "Ye are not a wise man," . . . He rounded likewise to the bishop, and said, "Wherefore brought ye me here?"" (Calderwood) Origin: From Roun. 1. Having every portion of the surface or of the circumference equally distant from the center; spherical; circular; having a form approaching a spherical or a circular shape; orbicular; globular; as, a round ball. "The big, round tears." "Upon the firm opacous globe Of this round world." (Milton) 2. Having the form of a cylinder; cylindrical; as, the barrel of a musket is round. 3. Having a curved outline or form; especially, one like the arc of a circle or an ellipse, or a portion of the surface of a sphere; rotund; bulging; protuberant; not angular or pointed; as, a round arch; round hills. "Their round haunches gored." 4. Full; complete; not broken; not fractional; approximately in even units, tens, hundreds, thousands, etc.; said of numbers. "Pliny put a round number near the truth, rather than the fraction." (Arbuthnot) 5. Not inconsiderable; large; hence, generous; free; as, a round price. "Three thousand ducats; 'tis a good round sum." (Shak) "Round was their pace at first, but slackened soon." (Tennyson) 6. Uttered or emitted with a full tone; as, a round voice; a round note. 7. Modified, as a vowel, by contraction of the lip opening, making the opening more or less round in shape; rounded; labialized; labial. 8. Outspoken; plain and direct; unreserved; unqualified; not mincing; as, a round answer; a round oath. "The round assertion." "Sir Toby, I must be round with you." (Shak) 9. Full and smoothly expanded; not defective or abrupt; finished; polished; said of style, or of authors with reference to their style. "In his satires Horace is quick, round, and pleasant." (Peacham) 10. Complete and consistent; fair; just; applied to conduct. "Round dealing is the honor of man's nature." (Bacon) at a round rate, rapidly. In round numbers, approximately in even units, tens, hundreds, etc.; as, a bin holding 99 or 101 bushels may be said to hold in round numbers 100 bushels. <medicine> Round bodies, one turn of a rope round a timber, a belaying pin, etc. To bring up with a round turn, to stop abruptly. Synonym: Circular, spherical, globular, globase, orbicular, orbed, cylindrical, full, plump, rotund. Origin: OF. Roond, roont, reond, F. Rond, fr. L. Rotundus, fr. Rota wheel. See Rotary, and cf. Rotund, roundel, Rundlet. Source: Websters Dictionary (01 Mar 1998) |
| round atelectasis | <syndrome> Collapse of part of the lung caught between shrinking fibrous pleura scars, sometimes resulting from pleural asbestosis. Synonym: round atelectasis. (05 Mar 2000) |
| round bur | A dental bur with the cutting blades spherically arranged. (05 Mar 2000) |
| round cell sarcoma | <tumour> Old term for an undifferentiated malignant neoplasm, believed to be of mesenchymal origin, composed chiefly of closely packed round cells. (05 Mar 2000) |
| round eminence | Longitudinal elevation of the rhomboid fossa, extending along either side of the midline throughout the length of the rhombencephalon; made up of named elevations such as the facial colliculus and the hypoglossal and vagal trigones. Synonym: eminentia medialis, eminentia teres, funiculus teres, round eminence. (05 Mar 2000) |
| round fasciculus | A slender, compact fibre bundle extending longitudinally through the dorsolateral region of the medullary tegmentum, surrounded by the nucleus of the solitary tract, below the obex decussating over the central canal, and descending over some distance into the upper cervical segments of the spinal cord. It is composed of primary sensory fibres that enter with the vagus, glossopharyngeal, and facial nerves, and in part convey information from stretch receptors and chemoreceptors in the walls of the cardiovascular, respiratory, and intestinal tracts; in rostral parts of the tract impulses are generated by the receptor cells of the taste buds in the mucosa of the tongue. Its fibres are distributed to the nucleus of the solitary tract. Synonym: tractus solitarius, fasciculus rotundus, fasciculus solitarius, funiculus solitarius, Gierke's respiratory bundle, Krause's respiratory bundle, round fasciculus, solitary bundle, solitary fasciculus. (05 Mar 2000) |
| round foramen | <anatomy> An opening in the base of the greater wing of the sphenoid bone, transmitting the maxillary nerve. Synonym: round foramen. (05 Mar 2000) |
| round heart | Abnormally smooth arcuate contours of the heart due either to disease of the ventricles or to a false cardiac appearance produced by excessive pericardial fluid. Synonym: globular heart. (05 Mar 2000) |
| round heart disease | A spontaneous cardiomyopathy of unknown aetiology that affects young turkeys; characterised by sudden death due to cardiac arrest. (05 Mar 2000) |
| round ligament | <anatomy> A fibromuscular band that attaches to the uterus and then passes along the broad ligament, out through the inguinal ring, and into the labium majus. (12 Dec 1998) |
| round ligament of elbow joint | A slender band extending from the lateral part of the coronoid process of the ulna distad and laterad to the radius immediately distal to the bicipital tuberosity. Synonym: chorda obliqua, oblique cord, round ligament of elbow joint, Weitbrecht's cord, Weitbrecht's ligament. (05 Mar 2000) |