What's the difference between boom and mast?

Boom


Definition:

  • (n.) A long pole or spar, run out for the purpose of extending the bottom of a particular sail; as, the jib boom, the studding-sail boom, etc.
  • (n.) A long spar or beam, projecting from the mast of a derrick, from the outer end of which the body to be lifted is suspended.
  • (n.) A pole with a conspicuous top, set up to mark the channel in a river or harbor.
  • (n.) A strong chain cable, or line of spars bound together, extended across a river or the mouth of a harbor, to obstruct navigation or passage.
  • (n.) A line of connected floating timbers stretched across a river, or inclosing an area of water, to keep saw logs, etc., from floating away.
  • (v. t.) To extend, or push, with a boom or pole; as, to boom out a sail; to boom off a boat.
  • (v. i.) To cry with a hollow note; to make a hollow sound, as the bittern, and some insects.
  • (v. i.) To make a hollow sound, as of waves or cannon.
  • (v. i.) To rush with violence and noise, as a ship under a press of sail, before a free wind.
  • (v. i.) To have a rapid growth in market value or in popular favor; to go on rushingly.
  • (n.) A hollow roar, as of waves or cannon; also, the hollow cry of the bittern; a booming.
  • (n.) A strong and extensive advance, with more or less noisy excitement; -- applied colloquially or humorously to market prices, the demand for stocks or commodities and to political chances of aspirants to office; as, a boom in the stock market; a boom in coffee.
  • (v. t.) To cause to advance rapidly in price; as, to boom railroad or mining shares; to create a "boom" for; as to boom Mr. C. for senator.

Example Sentences:

  • (1) Urban hives boom could be 'bad for bees' What happened: Two professors from a University of Sussex laboratory are urging wannabe-urban beekeepers to consider planting more flowers instead of taking up the increasingly popular hobby.
  • (2) That’s when you heard the ‘boom’.” Teto Wilson also claimed to have witnessed the shooting, posting on Facebook on Sunday morning that he and some friends had been at the Elk lodge, outside which the shooting took place.
  • (3) A few blocks away there are streets full of empty buildings, signs that the oil boom of the past decade is long past.
  • (4) Japan's 2% growth this year would be boosted by a construction boom after the tsunami in 2011 , while China would expand by 8.2% in 2012 and 9.3% in 2013.
  • (5) Midwives are facing increasing pressure with chronic staff shortages, the ongoing baby boom and increasing numbers of complications in pregnancy.
  • (6) Sometimes it can seem as if the history of the City is the history of its crises and disasters, from the banking crisis of 1825 (which saw undercapitalised banks collapse – perhaps the closest historic parallel to the contemporary credit crunch), through the Spanish panic of 1835, the railway bust of 1837, the crash of Overend Gurney, the Kaffir boom, the Westralian boom, the Marconi scandal, and so on and on – a theme with endless variations.
  • (7) According to unconfirmed reports, he made up to £3m a year through the years of boom and bust and he now owns a £4m home in Fulham and another worth £2m in Chelsea.
  • (8) When the Washington Post reports a boom in bullet-proof backpacks for children, it is not a good time to be a resident of a place colloquially known as The Arms.
  • (9) The Kremlin has so far refrained from dealing with mounting anger against people from Russia's turbulent North Caucasus region, as well as migrant workers from central Asia, which has grown as the country's oil-fuelled economic boom has given way to the hardship of the global financial crisis.
  • (10) & I'm like, babes, listen, I think Anna really is going to come & he's like, so I'll have what she's having, boom :(
  • (11) It is true that rail travel has seen a boom over the past 10 years.
  • (12) Malone's critics say he overpaid on a series of investments only to watch his firm's share price collapse with the end of the dotcom boom.
  • (13) However, the advent of the polymerase chain reaction, coupled with a boom in funding for human immunodeficiency virus research have moved retroviral research apace, raising questions as to whether novel contributions would be realized.
  • (14) Although the extra capital investment in schools is being portrayed as a reward for Gove for controlling his departmental budget, the government has little choice but to offer more cash due to the growing shortage of school places in the south-east caused by immigration and the baby boom.
  • (15) The first attempted to determine a sonic boom level below which startle would not occurr.
  • (16) Critics have warned that the boom is benefiting only a narrow elite while leaving the poor and jobless behind, exacerbating inequality and potentially sowing seeds of unrest.
  • (17) The human rights organisation, which has produced a series of in-depth reports detailing the grim working conditions of many of the 1.5 million migrant labourers engaged in a huge construction boom, said “little has changed in law, policy and practice” since the government promised limited reforms 12 months ago.
  • (18) Barack Obama has defied a Republican Congress to move ahead on his climate agenda on Wednesday, cracking down on methane emissions from America’s oil and natural gas boom.
  • (19) The endless immaturity of the baby-boom generation must surely be coming to a close, as we learn, at last, to grow up.
  • (20) In contrast to the aggressive capitalism of the US, for example, he observed that in spite of the Victorian boom: “England did not become a business society ...

Mast


Definition:

  • (n.) The fruit of the oak and beech, or other forest trees; nuts; acorns.
  • (n.) A pole, or long, strong, round piece of timber, or spar, set upright in a boat or vessel, to sustain the sails, yards, rigging, etc. A mast may also consist of several pieces of timber united by iron bands, or of a hollow pillar of iron or steel.
  • (n.) The vertical post of a derrick or crane.
  • (v. t.) To furnish with a mast or masts; to put the masts of in position; as, to mast a ship.

Example Sentences:

  • (1) of PLA2 caused marked degranulation of mast cells in the rat mesentery which was facilitated by addition of calcium ion (10 mM) but antagonized by pretreating with three antiinflammatory agents.
  • (2) In later phases, mast cells appeared in the newly formed marrow in the external callus.
  • (3) Our prospective study has defined a number of important variables in patients with clinical evidence of mast cell proliferation that can predict both the presence of SMCD and the likelihood of fatal disease.
  • (4) In the dark cortical zone of the nodes (III group) there occur tissue basophils (mast cells), that, together with increasing number of acidophilic granulocytes and appearance of neutrophilic cells, demonstrates that there is an inflammatory reaction in the organ studied as a response to the lymphocytic suspension injected.
  • (5) Type I and Type II mast-cell degranulation was noted but was not universal.
  • (6) They clearly demonstrate the phenomenon of mast cells degranulation.
  • (7) The early absolute but transient dependence of these A-MuLV mast cell transformants on a fibroblast feeder suggests a multistep process in their evolution, in which the acquisition of autonomy from factors of mesenchymal cell origin may play an important role.
  • (8) The findings suggest that mast cell prostaglandins are an important factor in the pathogenesis of pruritus and that local vascular responses may trigger mast cell degranulation.
  • (9) 18 patients with typical sporadic Amyotrophic Lateral Sclerosis (ALS) were investigated by the Motor Accuracy and Speed Test (MAST) and 18 healthy age- and-sex-matched volunteers, acted as controls.
  • (10) When PMC purified to greater than 99% purity were cultured in methylcellulose with IL-3 and IL-4, approximately 25% of the PMC formed colonies, all of which contained both berberine sulfate-positive and berberine sulfate-negative mast cells.
  • (11) But we sent out reconnoitres in the morning; we send out a team in advance and they get halfway down the road, maybe a quarter of the way down the road, sometimes three-quarters of the way down the road – we tried this three days in a row – and then the shelling starts and while I can’t point the finger at who starts the shelling, we get the absolute assurances from the Ukraine government that it’s not them.” Flags on all Australian government buildings will be flown at half-mast on Thursday, and an interdenominational memorial service will be held at St Patrick’s cathedral in Melbourne from 10.30am.
  • (12) Mice homozygous for mutations at either locus exhibit several phenotypic abnormalities including a virtual absence of mast cells.
  • (13) This initial observation of release of eosinophil chemotactic factor of anaphylaxis in vivo along with histamine assigns the mast cell a central role in cold urticaria.
  • (14) Their presence was established both by staining for mast cells at light microscopic level and by electron microscopy.
  • (15) Pretreatment of rat peritoneal mast cells with either Staurosporine or an analog K-252a, lead to a dose-related inhibition of histamine release when stimulated with Anti-IgE (IC50: Staurosporine = 110 nM; K-252a = 100 nM).
  • (16) The ammoniacal silver method, which identifies basic proteins, gives a positive reaction in cytoplasmic granules of rat peritoneal mast cells.
  • (17) Cytokine secretion by activated lymphocytes or mast cells is preceded by dramatic stabilization of the normally labile GM-CSF mRNA.
  • (18) Forty-seven patients were brought to the Emergency Department with a good blood pressure which probably would not have existed without the use of MAST Trousers.
  • (19) Furthermore, using rat mast cells, the binding assay in conjunction with histamine releasing assay may be utilized to predict the in vivo histamine releasing potential of new LHRH peptides which are of clinical importance.
  • (20) Six dogs had increased numbers of mast cells in peripheral blood or buffy coat smears.

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