(v. i.) To throw, as a lance or dart; to hurl; to let fly.
(v. i.) To strike with, or as with, a lance; to pierce.
(v. i.) To cause to move or slide from the land into the water; to set afloat; as, to launch a ship.
(v. i.) To send out; to start (one) on a career; to set going; to give a start to (something); to put in operation; as, to launch a son in the world; to launch a business project or enterprise.
(v. i.) To move with force and swiftness like a sliding from the stocks into the water; to plunge; to make a beginning; as, to launch into the current of a stream; to launch into an argument or discussion; to launch into lavish expenditures; -- often with out.
(n.) The act of launching.
(n.) The movement of a vessel from land into the water; especially, the sliding on ways from the stocks on which it is built.
(n.) The boat of the largest size belonging to a ship of war; also, an open boat of any size driven by steam, naphtha, electricity, or the like.
Example Sentences:
(1) On Friday night, in a stadium built in an area once deemed an urban wasteland, the flame that has journeyed from Athens to every corner of these islands will light the fire that launches the London Olympics of 2012.
(2) A survey carried out two and three years after the launch of the official campaign also showed a reduction in the prevalence of rickets in children taking low dose supplements equivalent to about 2.5 micrograms (100 IU) vitamin D daily.
(3) Other recommendations for immediate action included a review of the Nursing and Midwifery Council and the General Medical Council for doctors, with possible changes to their structures; the possible transfer of powers to launch criminal prosecutions for care scandals from the Health and Safety Executive to the Care Quality Council; and a new inspection regime, which would focus more closely on how clean, safe and caring hospitals were.
(4) Mindful of their own health ahead of their mission, astronauts at the Russia-leased launchpad in Kazakhstan remain in strict isolation in the days ahead of any launch to avoid exposure to infection.
(5) Brewdog backs down over Lone Wolf pub trademark dispute Read more The fast-growing Scottish brewer, which has burnished its underdog credentials with vocal criticism of how major brewers operate , recently launched a vodka brand called Lone Wolf.
(6) The company also confirmed on Thursday as it launched its sports pay-TV offering at its new broadcasting base in the Olympic Park in Stratford, east London, that former BBC presenter Jake Humphrey will anchor its Premier League coverage.
(7) She successfully appealed against the council’s decision to refuse planning permission, but neighbours have launched a legal challenge to be heard at the high court in June.
(8) Responding to a “We the People” petition, launched after Snowden’s initial leaks were published in the Guardian two years ago, the Obama administration on Tuesday reiterated its belief that he should face criminal charges for his actions.
(9) The number of seats has been reduced from 72,000 to 68,000, with another 12,000 to be added after the Games to meet the 80,000 minimum required in case Japan launches a bid to host the football World Cup.
(10) It will form part of an investigation launched by the cabinet secretary, Sir Jeremy Heywood, on the orders of David Cameron to determine the British government's actions over the raid on Sikhism's holiest site in Amritsar.
(11) Read more After Monday’s launch at 7.30am (11.30pm GMT), the taikonauts will dock with the Tiangong 2 space laboratory, where they will spend about a month, testing systems and processes for space stays and refuelling, and doing scientific experiments.
(12) Following its success, Littleloud created a version of the game for Apple's iPad, launched onto the App Store at Christmas.
(13) Kiev said the jets were downed by a missile launched from Russian territory , and that the pilots had parachuted out.
(14) In spite of this fundamental disagreement, they were both relieved that President Obama has suspended his plan to launch missiles against Syria .
(15) In the Isa world, the past few weeks have seen a flurry of new launches , some offering table-topping rates .
(16) We believe Oisin has a very exciting future at the BBC.” Clarkson, May and Hammond have signed up to launch a rival show on Amazon’s TV service , while Chris Evans is currently filming a new series of the BBC’s Top Gear show with fellow presenters Matt LeBlanc and Eddie Jordan.
(17) Its Google Preferred initiative, launched in October 2014, packages up its most popular channels into more appealing media buys for big brands.
(18) The soldiers allegedly launched the attack after one of their comrades was killed when he became involved in an argument over a woman near Fizi hospital.
(19) He was given a standing ovation as he arrived on stage for the launch event at the company's headquarters in Cupertino, San Francisco.
(20) As well as stocking second-hand items for purchase, charity shops such as Oxfam have launched Christmas gifts to provide specific help for poor communities abroad.
Naphtha
Definition:
(n.) The complex mixture of volatile, liquid, inflammable hydrocarbons, occurring naturally, and usually called crude petroleum, mineral oil, or rock oil. Specifically: That portion of the distillate obtained in the refinement of petroleum which is intermediate between the lighter gasoline and the heavier benzine, and has a specific gravity of about 0.7, -- used as a solvent for varnishes, as a carburetant, illuminant, etc.
(n.) One of several volatile inflammable liquids obtained by the distillation of certain carbonaceous materials and resembling the naphtha from petroleum; as, Boghead naphtha, from Boghead coal (obtained at Boghead, Scotland); crude naphtha, or light oil, from coal tar; wood naphtha, from wood, etc.
Example Sentences:
(1) Acute toxicity studies using rats and rabbits compared the effects of naphtha, Jet-A, JP-4, diesel and "residual" distillate fractions of both petroleum derived crude oils and hydrotreated shale oil.
(2) A program was initiated to assess the toxicological properties of high-flash aromatic naphtha since there may be human exposure through inhalation or external body contact.
(3) The acute toxicity of three materials derived from Athabasca Oil Sands--(1) bitumen plus naphtha, (2) untreated naphtha (0-250 degrees C) and (3) synthetic crude oil (0-500 degrees C)--was assessed in a battery of tests.
(4) Three toddlers mis-swallowed a mouth of cleaning naphtha accidentally.
(5) It is concluded that chronic exposure to this high aromatic naphtha is without systemic toxicity in rats under the conditions of these studies.
(6) Inhalation studies were conducted to assess the subacute and subchronic toxicity of EDS hydrotreated naphtha (HN).
(7) Bitumen plus naphtha administered at a concentration of 1.46 mg l-1 did not cause mortality in exposed rats or mice.
(8) There was little evidence that inhalation exposure to EDS hydrotreated naphtha adversely affected reproductive performance or fetal development in Sprague-Dawley rats.
(9) A unique opportunity was presented to observe the potentially toxic effects of an acute exposure to the vapors of petroleum naphtha distillate on a relatively large number of individuals.
(10) An amount of 5 g of naphtha or fuel oil is diluted to 10 ml with dichloromethane and spiked with a small quantity (ca.
(11) In addition, the nephrotoxic activity observed with the naphtha streams and distillation fraction correlated well with the proportion of branched alkanes contained in each.
(12) A synthetic crude oil, prepared by blending naphtha and light and heavy gas oils, was moderately carcinogenic; however, the activity of this sample fell within the range of values obtained in studies of crude petroleum samples.
(13) One such application is a mixture of predominantly 9-carbon aromatic molecules (C9 aromatics, primarily isomers of ethyltoluene and trimethylbenzene), which is removed and used as a solvent--high-flash aromatic naphtha.
(14) Industrial hygiene measurements showed low-level airborne exposures to organic solvents (primarily naphthas) and minimal airborne exposure to glycol ethers.
(15) One such application is a mixture of predominantly 9-carbon aromatic molecules (C9 aromatics, primarily isomers of ethyltoluene and trimethylbenzene), which is removed and used as a solvent--High Flash Aromatic Naphtha.
(16) 5-Isothiocyanato-1,3-dioxo-2-p-tolyl-2,3-dihydro-1H-benz[de]isoquinoline (= 5-isothio-cyanato-1,8-naphthalenedicarbox-4-methylphenylimide, compd.5) was synthesized from 1H,3H-naphtho(1,8-cd)pyran-1,3-dione (= 1,8-naphtha-lenedicarboxylic anhydride, compd.1) through nitration, condensation with p-toluidine, reduction with tin(II)-chloride yielding 5-amino-1,3-dioxo-2-p-tolyl-2,3-dihydro-1H-benz(de)isoquino-line (4) as intermediate, and condensation with thiophosgene.
(17) Untreated naphtha administered at a concentration of 10.6 mg l-1 was lethal to essentially all of the mice; but only two rats died.
(18) Cleaning naphtha, a product of Chinese Petroleum Corporation, is a complex hydrocarbon mixture which contains mainly aliphatic hydrocarbons.
(19) The central nervous system depression described in acute exposure cases of the intact (not distillate) petroleum naphtha fumes was not observed in any of this series.
(20) The study population included 59 women who had been exposed to petroleum naphtha and toluene and 24 age-matched control women.