(n.) Any foul of filthy substance, as excrement, mud, dust, etc.; whatever, adhering to anything, renders it foul or unclean; earth; as, a wagonload of dirt.
(n.) Meanness; sordidness.
(n.) In placer mining, earth, gravel, etc., before washing.
(v. t.) To make foul of filthy; to dirty.
Example Sentences:
(1) But this morning's right-of-centre national papers were determined to rub his nose in the dirt.
(2) He got so bad that I - and this is true - turned off the television and went outside to watch my son add to his dirt collection.
(3) But Gates’s decision to “bump off from art” and live “in the sphere of dirt, the dirty, the stuff that we think is in the ground” was revelatory, leading to invitations to Davos and a TED Talk, where he talked about how he revived a neighborhood with imagination and hard graft .
(4) Earlier this year, a century-old wasteland of limestone and red dirt in south-west Nigeria was transformed into the biggest cement plant in Africa.
(5) Along with Woody Guthrie and Lead Belly, he brought the music of the dirt farms, the sweat shops and the lonesome highways into America's – and later the world's – living room.
(6) The land is held by the Navajo people, and visitors must pay an access fee to drive through the tribal park on a 17-mile dirt loop, which is suitable for all cars when dry but impassable after a storm ( usually in late summer).
(7) It’s a bit of a trek to get there: a few kilometres drive along a dirt road and then a short walk, with arrows painted on stones.
(8) Apparently, optimal disinfection of contaminated knives is extremely difficult to attain without the use of mechanical forces such as a high pressure water jet to remove the dirt.
(9) This state of high resistance to infection can be reduced by several factors which include circulatory embarrassment, tissue injury, dead space, and the presence of foreign bodies (dirt, sutures, drains, etc.).
(10) Among the prime concerns, especially for facial skin, is the type of dirt, debris, or make-up to be removed.
(11) We’re out there one night ’til 3am shoveling dirt on the fire.
(12) The land that when you shed your shoes and walk, you feel every grain of dirt and every blade of grass and for a moment, everything is right in the world and you are in your rightful place in it.
(13) Because the all-hallowed children must learn from their elders to exercise, every adult entering Hampstead Heath must hit the dirt for a set of 25 press-ups.
(14) Elevated concentrations of the soil fungi were significantly (P = 0.05) associated with the dirt floor, crawl-space type of basement.
(15) With its dirt pavements and crumbling wooden homes, the city of Kirov is a city stuck in time.
(16) Another former colleague in the psychological operations unit, Fred Allen Lucas, said that Page called him a "race traitor" for dating Latina women and took to calling other races "dirt people".
(17) Observations for estrus were conducted three times daily in a dirt paddock containing a testosterone-treated cow.
(18) On the outskirts of Juba, along a dirt road just past the UN camp, opposition forces clad in new uniforms and boots lined up for a military parade.
(19) Lead antiknock additives are therefore not a significant contributor to the lead content of dirt around houses where children usually play.
(20) As the result of smear slide evaluation, it was concluded that proper sputum specimens have been smeared but smears were generally too thin and contaminated with too many dirt .
Noise
Definition:
(n.) Sound of any kind.
(n.) Especially, loud, confused, or senseless sound; clamor; din.
(n.) Loud or continuous talk; general talk or discussion; rumor; report.
(n.) Music, in general; a concert; also, a company of musicians; a band.
(v. i.) To sound; to make a noise.
(v. t.) To spread by rumor or report.
(v. t.) To disturb with noise.
Example Sentences:
(1) In order to control noise- and vibration-caused diseases it was necessary not only to improve machines' quality and service conditions but also to pay special attention to the choice of operators and to the quality of monitoring their adaptation process.
(2) For each temporal position of the independent noise, discriminability was a function of the ratio of the duration of the independent noise (tau) to the total burst duration.
(3) The first group was reared in complete darkness while the second one was subjected to permanent noise.
(4) Mild, significant improvement was noted in one of the hearing components, "attenuation," and an adverse effect was shown on "distortion," owing to noise.
(5) It was found that there was a substantial increase in mortality rates in the area under the jets where there was large noise radiation.
(6) Noise exposure and demographic data applicable to the United States, and procedures for predicting noise-induced permanent threshold shift (NIPTS) and nosocusis, were used to account for some 8.7 dB of the 13.4 dB average difference between the hearing levels at high frequencies for otologically and noise screened versus unscreened male ears; (this average difference is for the average of the hearing levels at 3000, 4000, and 6000 Hz, average for the 10th, 50th, and 90th percentiles, and ages 20-65 years).
(7) The effects of noise on information processing in perceptual and memory tasks, as well as time reaction to perceptual stimuli, were investigated in a laboratory experiment.
(8) As a result of measures taken to reduce artifacts and to improve the signal-to-noise ratio, the measurements were performed reliably, with little inconvenience for the patients; all measurements could be used for analysis.
(9) For frozen noises, the same sample of noise was presented throughout a block of 50 trials; for the random noises, different samples of noise were used in each interval of the trials.
(10) Hospital noise has repeatedly been demonstrated to exceed levels recommended by the Environmental Protection Agency.
(11) Two different mental stressors were used: a mental arithmetic task with low stimulus intensity and one with high stimulus intensity characterised by more challenging instructions, a more competitive situation, and exposure to affective noise.
(12) In one normal ear, ten noise trauma ears, 11 Meniere disease ears, and 24 eighth nerve lesion ears to reflexes or reflex decay that were suggestive or retrocochlear lesions were observed.
(13) Eventually, when the noise died down, the pair made a dash for it, taking refuge in a nearby restaurant for the rest of the night.
(14) The subjects were exposed to manganese, iron , chromium compounds, thermal radiation, high temperature and noise.
(15) Similar responses were obtained with gated noise bursts and by pauses in a series of clicks.
(16) A philosophy student at Sussex University, he was part of an improvised comedy sketch group and one skit required him to beatbox (making complex drum noises with your mouth).
(17) The footballer said the noise of the engine was too loud to hear if Cameron snored but his night "wasn't the best".
(18) Although a clean step response or the ensemble average of several responses contaminated with noise is needed for the generation of the filter, random noise of magnitude less than or equal to 0.5% added to the response to be corrected does not impair the correction severely.
(19) A final experiment confirmed a prediction from the above theory that when recalling the original sequence, omissions (recalling no word) will decrease and transpositions (giving the wrong word) will increase as noise level increases.
(20) A grassed roof, solar panels to provide hot water, a small lake to catch rainwater which is then recycled, timber cladding for insulation ... even the pitch and floodlights are "deliberately positioned below the level of the surrounding terrain in order to reduce noise and light pollution for the neighbouring population".