(a.) Causing destruction; tending to bring about ruin, death, or devastation; ruinous; fatal; productive of serious evil; mischievous; pernicious; -- often with of or to; as, intemperance is destructive of health; evil examples are destructive to the morals of youth.
(n.) One who destroys; a radical reformer; a destructionist.
Example Sentences:
(1) But soon after aid workers departed, barrel bombs dropped by Syrian helicopters caused renewed destruction.
(2) High mortality, severe destruction of pancreatic B-cells and presence of sporadic mononuclear infiltrations in islets and around excretory ducts were observed.
(3) Lung metastases leading to death were observed in one patient with small-cell osteosarcoma despite complete destruction of the primary tumor by preoperative chemotherapy.
(4) Since alkaline phosphatase, a glycoprotein, is not affected, the destruction is selective and presumably involves only the most exposed membrane components.
(5) Intravenous urography revealed destruction of the right kidney resembling Wilms tumor.
(6) Lawmakers across the globe are beginning to recognize the need to deter this destructive conduct.
(7) Finally, the uptake was completely abolished by prior mechanical or osmotic destruction of the intima.
(8) The weapon is 13 metres long, weighs 60 tonnes and can carry nuclear warheads with up to eight times the destructive capacity of the bombs that hit Hiroshima and Nagasaki in the second world war.
(9) While a clearcut relationship cannot be established between heavy metal music and destructive behavior, evidence shows that such music promotes and supports patterns of drug abuse, promiscuous sexual activity, and violence.
(10) Quite the contrary, in cases of higher nervous activity disturbances, destruction of the organelles and desintegration of spine apparatuses is clearly pronounced.
(11) Granule cell destruction began early, and was widespread by 2 days in vitro, when oligodendrocyte destruction also began in treated cultures.
(12) The ferrochelatase-inhibitory activity, porphyrin-inducing activity, and cytochrome P-450- and heme-destructive effects of a variety of analogues of 3,5-diethoxycarbonyl-1,4-dihydro-2,4,6-trimethylpyridine (DDC) were studied in chick embryo liver cells.
(13) A simple technique that consists of curetting the subcutaneous tissue in the necrotic area of the lesion, to prevent the local destructive actions of the toxin, is described.
(14) The high proteolytic activity of BCC demonstrated in this study may be an important factor in the proliferative, invasive and destructive behaviour of this tumour.
(15) North Korea has produced tons of propaganda films that portray America’s destruction.
(16) The object of these studies was to investigate whether destruction of the renal medulla in normal rats would alter vascular capacitance.
(17) We simply do whatever nature needs and will work with anyone that wants to help wildlife.” His views might come as a surprise to some of the RSPB’s 1.1 million members, who would have been persuaded by its original pledge “to discourage the wanton destruction of birds”; they would equally have been a surprise to the RSPB’s detractors in the shooting world.
(18) The tissue destructive process is slower in older than in younger people, and the prognoses in correctly treated cases is good.
(19) Although these two destructive entities are completely different in many respects, they share a common denominator: the initial lesions are brought about by an aggregate of bacteria known as plaque.
(20) It is concluded that the massive destruction of the normal anatomy in the lateral semicircular canal may be the morphological basis of a functional endolymphatic fistula for drainage of the endolymphatic hydrops.
Pest
Definition:
(n.) A fatal epidemic disease; a pestilence; specif., the plague.
(n.) Anything which resembles a pest; one who, or that which, is troublesome, noxious, mischievous, or destructive; a nuisance.
Example Sentences:
(1) In pest control operations, organophosphorus compounds (OP) have been sprayed as insecticides, blood cholinesterase (ChE) activities and urinary alkylphosphate levels were measured for both OP-sprayers (n = 102) and non-sprayers (n = 35) in pest control companies, and the relationship between the analytical results and spraying conditions was investigated.
(2) The main animal paramyxoviruses are parainfluenza 3 (agent of shipping fever) in cattle; NDV (cause of fowl pest) and Yucaipavirus in birds; Sendai and PVM in mice; Nariva virus in rodents; possibly bovinerespiratory syncytial virus; and SV5 and SV41 in monkeys.
(3) Problems that arise when chemical control of pests is applied--risks for producer, applier, consumer and the environment as well as development of resistance against pesticides--have led to the conclusion that other forms of pest control have to be searched for to guarantee production of sufficient crops in the future.
(4) Kairomones may prove useful in manipulating natural or released biological agents for more effective biological control of insect pests.
(5) In most ways they are model compounds for integrated control and pest management activities and thus merit greater attention than they have received to elucidate the fundamentals underlying their unusual properties and actions.
(6) Salivary fluids of Blaberus craniifer, a common pest species of cockroach, were found to produce leukocytolysis and hemagglutination reactions of human blood cells under in vitro conditions.
(7) Immunity induced in birds after immunization was followed serologically by the titre of serum antihaemaglutinins and by provocation with a highly virulent pseudo-pest virus strain.
(8) The technique is based on adsorbing out the cross reacting antibodies to peste des petits ruminants antigens from a rinderpest immune serum, thereby leaving active the specific antibody to rinderpest which is determined by haemagglutination-inhibition test.
(9) Cattle are the primary host for the major pest mosquito Psorophora columbiae in the rice production region of the Gulf-south.
(10) The cohort encompassed 1,214 male subjects with at least 5 years pest control work between 1945 and 1980.
(11) None of the immune sera could reliably differentiate Hb G-Pest from Hb A1.
(12) The two morbilliviruses rinderpest virus (RPV) and peste des petits ruminants virus (PPRV) are closely related and cause severe disease in large and small ruminants, respectively.
(13) Two methods, one nontemplate (variance ratio) and one template (cross-correlation), were evaluated for response recognition while three threshold tracking methods were explored: clinical, Békésy, and PEST (parameter estimation by sequential testing).
(14) The model suggests, broadly, that non-targets are unlikely to be seriously threatened in such cases, and also that non-targets, far from undermining pest control, are quite likely to contribute to its efficacy.
(15) Worse, pests like the berry borer beetle and leaf rust fungus are flourishing as the world warms.
(16) Because of their broad spectrum of activity, longevity, and safety, these compounds, along with several other members of this family, have important applications as repellents of nuisance pests and of arthropods of public health importance.
(17) More thorough evaluation of tactics that seek to optimize benefits of more than one insecticide will require rigorous experiments with the particular pest and pesticide combinations.
(18) Minnesota Governor Mark Dayton issued an executive order last August that requires farmers to demonstrate a need for pest control before using neonics.
(19) A cohort of 1,214 pest control workers employed during 1945-1980 for at least 5 yr was investigated with regard to cancer mortality.
(20) The review of developments in these crops suggests that programs of control for individual crops and perhaps for complexes of associated crops will be developed according to specific needs of the crop, the geographic area and the pests, the technologies available and the socioeconomic and political factors of relevance.