(n.) A point equally distant from the extremities of a line, figure, or body, or from all parts of the circumference of a circle; the middle point or place.
(n.) The middle or central portion of anything.
(n.) A principal or important point of concentration; the nucleus around which things are gathered or to which they tend; an object of attention, action, or force; as, a center of attaction.
(n.) The earth.
(n.) Those members of a legislative assembly (as in France) who support the existing government. They sit in the middle of the legislative chamber, opposite the presiding officer, between the conservatives or monarchists, who sit on the right of the speaker, and the radicals or advanced republicans who occupy the seats on his left, See Right, and Left.
(n.) A temporary structure upon which the materials of a vault or arch are supported in position until the work becomes self-supporting.
(n.) One of the two conical steel pins, in a lathe, etc., upon which the work is held, and about which it revolves.
(n.) A conical recess, or indentation, in the end of a shaft or other work, to receive the point of a center, on which the work can turn, as in a lathe.
(v. i.) Alt. of Centre
(v. t.) Alt. of Centre
Example Sentences:
(1) When subjects centered themselves actively, or additionally, contracted trunk flexor or extensor muscles to predetermined levels of activity, no increase in trunk positioning accuracy was found.
(2) Suggested is a carefully prepared system of cycling videocassettes, to effect the dissemination of current medical information from leading medical centers to medical and paramedical people in the "bush".
(3) Of the 138 patients who were admitted to the study, only seventy-one (51 per cent) could be followed for an average of 3.5 years (a typical return rate of urban trauma centers).
(4) Their receptive fields comprise a temporally and spatially linear mechanism (center plus antagonistic surround) that responds to relatively low spatial frequency stimuli, and a temporally nonlinear mechanism, coextensive with the linear mechanism, that--though broad in extent--responds best to high spatial-frequency stimuli.
(5) The study included fifty children, aged six to fourteen years, selected from patients seeking routine dental care at Children's Hospital National Medical Center.
(6) By using these methods, it was clearly indicated that these factors such as TDF of rectum, Z-coordinate of weighted geometric center (WGC-Z), the dose of whole pelvic irradiation, history of chemotherapy and Treponema pallidum hemoagglutination test (TPHA) were important for occurrence of rectal complication.
(7) This paper describes the demographic, clinical, and psychosocial characteristics of a sample of chronically mentally ill clients at a large comprehensive community mental health center.
(8) Cloacal exstrophy, centered on the maldevelopment of the primitive streak mesoderm and cloacal membrane, results in bladder and intestinal exstrophy, omphalocele, gender confusion, and hindgut deformity.
(9) T cells admixed in the germinal centers were overwhelmingly of the T-helper type.
(10) Changing conditions call for each Community Mental Health Center (CMHC) to develop a survival strategy based on its own standards and values.
(11) Of the 385 records reviewed for this study, the majority (87%) received their primary care at community health centers or the hospital's own outpatient clinics.
(12) Radiologic abnormalities included an unusual "moth-eaten" appearance of the markedly short long bones, bizzare ectopic ossification centers, and marked platyspondyly with unusual ossification centers.
(13) The purpose of this study was to determine whether there was a temporal association between the introduction of a Fetal Diagnostic and Treatment Center and changes in fetal mortality.
(14) The lack of TBM prior to germinal center development and their absence in aged mice are inconsistent with the concept that TBM are required for the induction of the germinal center reaction.
(15) Continuity of care programs, such as that developed by the Pain Service of Memorial Sloan-Kettering Cancer Center (New York), with good communication and liaison work between hospital and community, add a much needed dimension to the pain management of these patients in the home.
(16) In contrast, Sca-2 did not appear to stain peripheral T lymphocytes, but recognized only a subset of B lymphocytes which could be localized by immunohistochemistry to germinal centers.
(17) An AT-rich stretch is centered at position -31 with respect to the transcription initiation site, and a potential CCAAT box is centered at position -138.
(18) Patient care data for patients treated at the medical center are first recorded on paper charts and then coded and transferred to computer.
(19) Intrinsic bending of the 527-bp fragment (bend center approximately at bp 240) was represented as a composite of at least two components located near bp 170 and near bp 260.
(20) The shading of the optoelectronic system had a coefficient of variation (CV) of 1.42% for measurements in the center of the displayed area, but a CV of 3.55% for measurements over the whole monitor area.
Umbilic
Definition:
(n.) The navel; the center.
(n.) An umbilicus. See Umbilicus, 5 (b).
(a.) See Umbilical, 1.
Example Sentences:
(1) Direct fetal digitalization led to a reduction in umbilical artery resistance, a decline in the abdominal circumference from 20.3 to 17.8 cm, and resolution of the ascites within 72 h. Despite this dramatic response to therapy, fetal death occurred on day 5 of treatment.
(2) A newborn presenting with persistent umbilical stump bleeding should be screened for factor XIII deficiency when routine coagulation tests prove normal.
(3) In umbilical cord blood a higher level of lipoperoxide was observed in patients with toxemia of pregnancy than in normal pregnant women.
(4) Aplasia of the trachea associated with multiple congenital anomalies is described in a stillborn male foetus with single umbilical artery.
(5) An umbilical nodule may be an early or late sign of metastasis from an internal location.
(6) A neonate, with a postconceptual age of 29 weeks, suffered thrombosis of the aorta as a consequence of umbilical artery catheterisation.
(7) The purpose of this study is to evaluate the effect of uterine contractions during labor on both the uterine and the umbilical circulations.
(8) Detectable antibiotic levels were present in umbilical blood and amniotic fluid within 15 min of maternal administration.
(9) Twenty-three of 98 (24%) newborn infants undergoing umbilical artery catheterization were found to have thrombotic complication determined by aortography.
(10) Paired umbilical cord venous and maternal venous blood samples were obtained and plasma levels of protein C, protein S, antithrombin III, fibrinopeptide A, fibrinogen, plasminogen, and fibrinolytic inhibitory activity were measured.
(11) DNA of cytomegalovirus (CMV) was examined in 131 placentae and 28 umbilical blood specimens by DNA-DNA hybridization.
(12) The Authors report the results of IgM and IgA assays in blood of the umbilical cord of 1694 newborns during the period from October 1973 to July 1974 after a rubella epidemic occurred in Piedmont.
(13) At operation a patent left umbilical artery was partially obstructing the distal left ureter.
(14) The levels of oestrogens and progesterone were greater (P less than 0.05) in the umbilical vein than umbilical artery, indicating the endocrine function of the placenta.
(15) We studied techniques to accurately quantify the adherence of L-[35S]methionine-labeled Candida albicans to human umbilical vein endothelial cells in a 96-well microtiter plate system while avoiding specific problems related to Candida coadherence and avid binding to plastic.
(16) In each rabbit, a single fetal sac was opened, the umbilical vessels were cannulated and the placenta was perfused in situ with buffered Krebs solution containing Dextran.
(17) C1-inhibitor (C1-inh) is synthesised and secreted by at least four cell types: hepatocytes, mononuclear phagocytes, fibroblasts and umbilical vein endothelial cells.
(18) The helical structure of the human umbilical cord has been studied on 528 full-term cords from normal deliveries, 18 cords from aborted and developmentally normal fetuses with a CR length of 1.2-19.5 cm, 10 cords from monozygotic twins.
(19) Atenolol concentration varied 3- to 6-fold between individuals, but there was no systematic difference between maternal and umbilical levels.
(20) This study suggests that restitution of amniotic fluid volume in human pregnancies complicated by severe oligohydramnios does not acutely alter the umbilical artery PI.