(n.) The act or process of opening; a beginning; commencement; first appearance; as, the opening of a speech.
(n.) A place which is open; a breach; an aperture; a gap; cleft, or hole.
(n.) Hence: A vacant place; an opportunity; as, an opening for business.
(n.) A thinly wooded space, without undergrowth, in the midst of a forest; as, oak openings.
Example Sentences:
(1) says Gregg Wallace opening the new series of Celebrity MasterChef (Mon-Fri, 2.15pm, BBC1).
(2) Open field behaviors and isolation-induced aggression were reduced by anxiolytics, at doses which may be within the sedative-hypnotic range.
(3) His son, Karim Makarius, opened the gallery to display some of the legacy bequeathed to him by his father in 2009, as well as the work of other Argentine photographers and artists – currently images by contemporary photographer Facundo de Zuviria are also on show.
(4) Blatter requires a two-thirds majority of the 209 voters to triumph in the opening round, with a simple majority required if it goes to a second round.
(5) Clonazepam was added to the treatment of patients with poorly controlled epilepsy in a double-blind trial and an open trial.
(6) By hybridization studies, three plasmids in two forms (open circular and supercoiled) were detected in the strain A24.
(7) It is the only fully-fledged casino to open in the region, outside Lebanon.
(8) Sixty-six patients were followed for 12 months in an open safety study.
(9) The PUP founder made the comments at a voters’ forum and press conference during an open day held at his Palmer Coolum Resort, where he invited the electorate to see his giant robotic dinosaur park, memorabilia including his car collection and a concert by Dean Vegas, an Elvis impersonator.
(10) The purpose of the present study was to analyze the effects of cromakalim (BRL 34915), a potent drug from a new class of drugs characterized as "K+ channel openers", on the electrical activity of human skeletal muscle.
(11) An opening wedge osteotomy is then directed posterior-dorsal to anterior-plantar, to effectively plantarflex the posterior aspect of the calcaneus.
(12) … or a theatre and concert hall There are a total of 16 ghost stations on the Paris metro; stops that were closed or never opened.
(13) The decline in the frequency of serious complications was primarily due to a decrease in the proportion of patients with open fractures treated with plate osteosynthesis from nearly 50% to 19%.
(14) At 100 microM-ACh the apparent open time became shorter probably due to channel blockade by ACh molecules.
(15) 'The French see it as an open and shut case,' says a Paris-based diplomat.
(16) The White House denied there had been an agreement, but said it was open in principle to such negotations.
(17) The following model is suggested: exogenous ATP interacts with a membrane receptor in the presence of Ca2+, a cascade of events occurs which mobilizes intracellular calcium, thereby increasing the cytosolic free Ca2+ concentration which consequently opens the calcium-activated K+ channels, which then leads to a change in membrane potential.
(18) The data indicate greater legitimacy and openness in discussing holocaust-related issues in the homes of ex-partisans than in the homes of ex-prisoners in concentration camps.
(19) He also plans to build a processing facility where tourists can gain firsthand experience of the fisheries industry, and to open a restaurant.
(20) He had been just asked to open their new town hall, in the hope he might donate a Shakespeare statue.
Ostium
Definition:
(n.) An opening; a passage.
Example Sentences:
(1) A block of tissue bounded by the ostium of the coronary sinus, the pars membranacea, the septal leaflet of the tricuspid valve and the atrial and ventricular septa is removed.
(2) Depending on local anatomical properties duplex scanning failed to make a decision about the state of the ostium of the vertebral artery in 24% of the cases.
(3) In the hearts of normal weight (195 to 300 gm) the Thebesian valve covered the ostium of the coronary sinus an average of 41%, with complete coverage in 20%.
(4) Operative intervention showed a dysplastic bicuspid aortic valve with a membrane that covered the left coronary ostium.
(5) The intervention was undertaken for restenosis of the left venous ostium in 255 and iatrogenic mitral insufficiency in 20 patients.
(6) The left coronary ostium was reimplanted with Carrel patch method and the right coronary artery was bypassed with the saphenous vein graft.
(7) Technical problems encountered with the use of these catheters included instability of the right Judkin's catheter in the right coronary ostium owing to high torquability, streaming of contrast during left coronary injections, and difficulty entering the left ventricle with a pig-tail catheter.
(8) The proximal topography of the left common carotid artery ostium is a useful sign in the diagnosis of this kind of abnormality.
(9) Four cases of atrial septal defect, "ostium secundum", associated with pulmonary hypertension and congestive heart failure in children under the age of two years are reported.
(10) On the basis of this study the area of the right coronary ostium appears to be a bottleneck with regard to an adequate blood supply to a hypertrophic myocardium.
(11) Frequently a contrast medium reflux occurs out of the coronary ostium into the aorta.
(12) The data show that coronary sinus blood flow changes from 23 to 68 ml X min-1 per cm catheter movement, the nearer the ostium the greater the change.
(13) Another facilitating factor which is discussed is that blowing the nose may catch tenacious mucus which has partly passed through the ostium by the ciliary activity in the sinus.
(14) There were 69 SBs: 43 with severe ostium stenosis (type A); 6 with severe non ostial stenosis (type B); and 20 with no or slight nonostial stenosis (type C).
(15) The following abnormalities were found at operation: a disrupted right coronary cusp, a torn chorda of the anterior mitral leaflet, a dilated tricuspid annulus, and an intimal tear on the aortic root near the right coronary ostium that had developed into an aneurysm of the sinus of Valsalva.
(16) Furthermore, the method is useful to evaluate the optimal therapy to restore ventilation in the case of an obstructed ostium demonstrated before and after surgical opening in the inferior meatus.
(17) The transurethral dehiscence of the ostium is a therapeutic method which causes the spontaneous passage of incarcerated intramural ureteroliths.
(18) The sinus cavity was connected with the nasal cavity through an ostium.
(19) It is felt that the sphenoid mucocoele developed as a result of occlusion of the sinus ostium by scarred mucosa following radiotherapy.
(20) The left coronary artery had an anomalous origin; the left descending coronary artery originated from an independent ostium located at the right Valsalva sinus, the circumflex artery had its origin at the same ostium as the right coronary artery.