(n.) An edifice or structure of heavy timbers or logs for military defense, having its sides loopholed for musketry, and often an upper story projecting over the lower, or so placed upon it as to have its sides make an angle wit the sides of the lower story, thus enabling the defenders to fire downward, and in all directions; -- formerly much used in America and Germany.
(n.) A house of squared logs.
Example Sentences:
(1) A bad habit this: so we sent off two men to lie by each blockhouse, and fire a few shots after dark.
Hazardous
Definition:
(a.) Exposed to hazard; dangerous; risky.
Example Sentences:
(1) The purpose of this paper is to discuss the potential for integrating surveillance techniques in reproductive epidemiology with geographic information system technology in order to identify populations at risk around hazardous waste sites.
(2) They more precisely delineate the hazard identification process and the factors important in supporting risk decisions for developmental toxicants than does any other document.
(3) These findings suggest that aerosolization of ATP into the cystic fibrosis-affected bronchial tree might be hazardous in terms of enhancement of parenchymal damage, which would result from neutrophil elastase release, and in terms of impaired respiratory lung function.
(4) Therefore, a mortality analysis of overall survival time alone may conceal important differences between the forces of mortality (hazard functions) associated with distinct states of active disease, for example pre-remission state and first relapse.
(5) If there was to be guerrilla warfare, I wanted to be able to stand and fight with my people and to share the hazards of war with them.
(6) The time to recovery of full consciousness, time to parasite clearance, and mortality were examined with Cox proportional-hazards regression analysis.
(7) Classification into hazard categories depends on the overall strength of evidence that an agent may cause mutations in humans.
(8) Results in this preliminary study demonstrate the need to evaluate the hazard of microbial aerosols generated by sewage treatment plants similar to the one studied.
(9) As for workers potentially exposed to selected chemical hazards, the first survey provides no consistent evidence that such workers were more likely to receive exposure-specific tests than other workers.
(10) Ecological risk assessments are used by the US Environmental Protection Agency (US EPA) and other governmental agencies to assist in determining the probability and magnitude of deleterious effects of hazardous chemicals on plants and animals.
(11) Gibbs was sent off in the first half at Stamford Bridge for handball, despite replays clearly showing it was his team-mate Alex Oxlade-Chamberlain who illegally deflected an Eden Hazard shot.
(12) The purification and concentration of these viruses in their monomeric forms is hazardous when conventional "tube" rotors are used since they invariably result in dissociation and aggregation of the virus particles.
(13) The authors consider that this device increases safety during this potentially hazardous procedure by eliminating the flammable polyvinyl chloride endotracheal tube and cottonoid packings most frequently used during this procedure.
(14) The identifiable causes of child drowning are absence of a safety barrier or fence around the water hazard, non-supervision of a child, a parental "vulnerable period", an inadequate safety barrier, and tempting objects in or on the water.
(15) However, occupational hazards, toxic and iatrogenic drug-induced aetiologies should not be overlooked.
(16) Persons responsible for animals may be unaware of the potential hazard or lack good judgment in the use of these chemicals.
(17) This has been infrequently reported to occur during general anesthesia and to cause respiratory embarrassment, representing a significant hazard.
(18) Unvaccinated children had a mortality hazard ratio of 3.0 compared with vaccinated children (P = .002), indicating a protective efficacy against death of 66% (CI 32%-83%) of measles vaccination.
(19) Gallium arsenide has proved to be an ideal substrate material for some uses but is associated with unique health hazards.
(20) Recognition, evaluation and control of hazards were carried out in a typical case where chromium was the major pollutant.