(n.) The basinlike opening or mouth of a volcano, through which the chief eruption comes; similarly, the mouth of a geyser, about which a cone of silica is often built up.
(n.) The pit left by the explosion of a mine.
(n.) A constellation of the southen hemisphere; -- called also the Cup.
Example Sentences:
(1) "Acoustic" craters were produced by two laser pulses delivered into a saline-filled metal fiber cap, which was placed in a mechanically drilled crater.
(2) Combined SEM and TEM examination of the endothelium of compressed segments revealed "craters" and "balloons", blebs and vacuoles, swollen mitochondria, dilated granular endoplasmic reticulum, and subendothelial edema.
(3) If overloaded, these areas are subject to "cervical cratering," a common prelude to implant failure.
(4) It's brown, crusty and cratered, like somewhere Hubble may have sent back a photo of.
(5) The country’s other attractions include a burning pit at “the door to hell” in the Darvaza crater, and rarely seen stretches of the silk road, the region’s ancient trade route.
(6) The only reminder of what happened is a small, blackened, crater near the northern part of town, where a rocket laced with a nerve agent fell, killing more than 70 people in one of the worst mass casualty chemical attacks in the six-year war in Syria .
(7) Following one or more hours of ischaemia crater-like depressions and blebs appeared on the luminal surfaces of ventricular endothelial cells, with margination and clumping of nuclear chromatin, loss of glycogen granules, swelling of mitochondria, and the development of subendothelial membrane-bound dilatations of myocytes.
(8) Invagination-like craters were observed in the plasmalemma.
(9) Histology for the 213-nm ablation showed a clean ablation crater with minimal collagen lamellae disruption and a damage zone less than 1 micron.
(10) Irradiation directly on the left endocardial and epicardial walls lasted for 10 seconds and was repeated 3 times, creating 3 craters.
(11) Efficacy parameters included daytime and nocturnal symptom relief and duodenal ulcer healing, documented by endoscopy, and defined as complete reepithelization of the ulcer crater.
(12) Patients in groups I (45 patients) y II (28 patients), were submitted to a vaporization crater of the whole transformation zone because of having the cervical canal free of lesion.
(13) Fibrin and exposed collagen fibers were seen at the crater base.
(14) When the RF probe approached perpendicularly to the cadaver arterial wall, a crater with charring and coagulating necrosis was formed.
(15) Residents of Aden’s central Crater district told Reuters that Houthi fighters and their allies were in control of the area by midday on Thursday, deploying tanks and foot patrols through its otherwise empty streets after heavy fighting in the morning.
(16) A rough surface of epitheliocytes has deep craters and irregular protrusions, microvilli, cilia and spherical bodies.
(17) the esophageal lesion revealed a variety of macroscopic manifestations including giant rugae, submucosal nodules, multiple erosions, and craters.
(18) Those differences can be summarized as follows: (1) the occurrence of pronounced, highly curved hackle marks, which could in many instances be mistaken for conchoidal marks;(2)the appearance of the beveled edges bordering the cratering on the side opposite origin of force; and (3) a more apparent tendency toward an inverse relationship of muzzle velocity and energy to radial fracture length and degree of curving along crater boundaries.
(19) None of these suggest a bumper year for the high street, since the jobless total is going up, house prices are going down, consumer confidence has cratered and real disposable income in 2011 saw its biggest fall since 1977.
(20) Photoablation was continued until aqueous appeared percolating through the juxtacanalicular tissue at the bottom of the crater; a water-tight closure of conjunctiva was then performed.
Impact
Definition:
(v. t.) To drive close; to press firmly together: to wedge into a place.
(n.) Contact or impression by touch; collision; forcible contact; force communicated.
(n.) The single instantaneous stroke of a body in motion against another either in motion or at rest.
Example Sentences:
(1) Technical factors that account for increased difficulty in these patients include: problems with guide catheter impaction and ostial trauma; inability to inflate the balloon with adequate guide catheter support; and need for increased intracoronary manipulation.
(2) McDonald said cutting better deals with suppliers and improving efficiency as well as raising some prices had only partly offset the impact of sterling’s fall against the dollar.
(3) A triphasic pattern was evident for the neck moments including a small phase which represented a seating of the headform on the nodding blocks of the uppermost ATD neck segment, and two larger phases of opposite polarity which represented the motion of the head relative to the trunk during the first 350 ms after impact.
(4) In addition, congenital anemias such as sickle cell disease can impact on the health of the mother and fetus.
(5) The effects of brain injury can be catastrophic and long-term so the impact of more research would be vast, but affected numbers are too small so it loses out.
(6) The impact of ending 500 years of shipbuilding in Portsmouth won't be seen in the data for a while.
(7) In Stage II patients, chemotherapy has an impact on disease mortality for ER-positive and ER-negative premenopausal women and possibly ER-negative postmenopausal patients.
(8) The matter is now in the hands of the Guernsey police and the law officers.” One resident who is a constant target of the paper and has complained to police, Rosie Guille, said the allegations had a “huge impact on morale” on the island.
(9) The Black pregnant teen is a microcosm of the impact of society on the most vulnerable.
(10) We propose that the results mainly reflect a variable local impact of infection control and that a much more restrictive use of IUTCs is possible in many wards.
(11) In assessing damaged nets and curtains it must be recognised that anything less than the best vector control may have no appreciable impact on holoendemic malaria.
(12) The pharmacological effects characterize reproterol as a bronchospasmolytic with preferential impact on the adrenergic beta2-receptors.
(13) The procedure includes identifying "critical individuals," i.e., those who would have the greatest impact on the lod scores, should their diagnostic status in fact change.
(14) He elaborates: "Republicans use powerful economic wedge issues to great impact.
(15) These agents may improve functional status, but in general have had little impact on survival.
(16) While much research has examined the aetiology and treatment of asthma, little work has been done on its social impact.
(17) Further development of meta-analysis in such an expanded way may have an important impact on decision-making in clinical medicine, and in health policies.
(18) Principal conclusions are: 1) rapid change to predominantly heterosexual HIV transmission can occur in North America, with serious societal impact; 2) gender-specific clinical features can lead to earlier diagnosis of HIV infection in women; 3) HIV infection in women does not pursue an inherently more rapid course than that observed in men.
(19) "I have to say that it is my expectation that they probably can be, because the data that we have to date is unlikely to show an adverse impact."
(20) The impact of ethnicity on the stress process in old age was examined using two surveys of Australians aged 60 years and older.