(n.) A defensive covering for the head. See Casque, Headpiece, Morion, Sallet, and Illust. of Beaver.
(n.) The representation of a helmet over shields or coats of arms, denoting gradations of rank by modifications of form.
(n.) A helmet-shaped hat, made of cork, felt, metal, or other suitable material, worn as part of the uniform of soldiers, firemen, etc., also worn in hot countries as a protection from the heat of the sun.
(n.) That which resembles a helmet in form, position, etc.
(n.) The upper part of a retort.
(n.) The hood-formed upper sepal or petal of some flowers, as of the monkshood or the snapdragon.
(n.) A naked shield or protuberance on the top or fore part of the head of a bird.
Example Sentences:
(1) It follows that he would not allow a biker to give evidence while wearing a crash helmet with the visor down.
(2) The design of motor cycle helmets has been changing over the years and at the present time there are two basic types in popular use: "full-face" and "jet" helmets.
(3) Ultimately, we hope such a program will increase helmet use and consequently reduce morbidity and mortality from head injury in Indiana's children.
(4) The study showed surprising results: in the majority of cases, the helmet does not protect the wearer, but instead intensifies the damage caused by the bullet.
(5) 9.18am GMT Johnson says he does not wear his helmet all the time when he cycles.
(6) The front door is open; outside, a line of police carrying riot helmets files past.
(7) Fifty-seven percent of riders were wearing helmets during the mishap.
(8) The protective performance of the helmet shells, impact absorbing liners, and retention systems were evaluated, and the severity of the impacts sustained by the helmets was simulated in the test laboratory.
(9) Members of the elite police squad wearing helmets came running out of the building and a police union representative at the cordon around the area shouted: "He's dead, he's dead."
(10) Ten subjects took part in the trial in a tropical environment by wearing helmets repeatedly (6 h a day) for one month.
(11) Here's one entry: 1995: The government is full of jack-booted thugs in bucket helmets.
(12) The analysis of the results allowed a conclusion that the latter are concerned with a discoupling effect of substances on oxidative phosphorylation in mitochondria of helmets and their host.
(13) To better understand motion in the cervical spine related to helmet wearing and removal, normal volunteers underwent videotaped fluoroscopy during helmet removal and lateral spine X-rays in various positions.
(14) We describe the mechanics of a multifaceted campaign undertaken to alter this situation, involving a coalition of health, bicycle, and helmet industry organizations.
(15) Japan's prime minister, Shinzo Abe, wearing a red helmet, during a tour of the Fukushima Daiichi plant.
(16) This article presents 1990 self-reported data from U.S. students in grades 9-12 regarding the prevalence of three behaviors that reduce the risk for injuries from motor-vehicle crashes-safety-belt use, motorcycle-helmet use, and bicycle-helmet use.
(17) The helmet usage was analyzed in two clinical study populations including 200 injured from the county of Västerbotten from two periods 1979-1980 and 1985-86.
(18) These data support the need for both increased public education regarding helmet use and mandatory helmet use legislation.
(19) The relative frequency of serious head injury was highest for drivers not wearing helmets who were involved in collisions at low or high speeds.
(20) Women's lacrosse is potentially hazardous because, unlike men's lacrosse, helmets and face masks are not required.
Protect
Definition:
(v. t.) To cover or shield from danger or injury; to defend; to guard; to preserve in safety; as, a father protects his children.
Example Sentences:
(1) Here we have asked whether protection from blood-borne antigens afforded by the blood-brain barrier is related to the lack of MHC expression.
(2) Unfortunately, due to confidentiality clauses that have been imposed on us by the Department of Immigration and Border Protection, we are unable to provide our full names and … titles … However, we believe the evidence that will be submitted will validate the statements that we are making in this submission.” The submission detailed specific allegations – including names and dates – of sexual abuse of child detainees, violence and bullying of children, suicide attempts by children and medical neglect.
(3) However, four of ten young adult outer arm (relatively sun-exposed) and one of ten young adult inner arm (relatively sun-protected) fibroblasts lines increased their saturation density in response to retinoic acid.
(4) The transported pIgA was functional, as evidenced by its ability to bind to virus in an ELISA assay and to protect nonimmune mice against intranasal infection with H1N1 but not H3N2 influenza virus.
(5) In the second approach, attachment sites of DTPA groups were directed away from the active region of the molecule by having fragment E1,2 bound in complex, with its active sites protected during the derivatization.
(6) At the fepB operator, a 31 base-pair Fur-protected region was identified, corresponding to positions -19 to +12 with respect to the transcriptional start site.
(7) In many cases, physicians seek to protect themselves from involvement with these difficult, highly anxious patients by making a referral to a psychiatrist.
(8) Adenosine diphosphate (ADP) afforded significant protection only at the very highest concentration (5.0 mM); inorganic pyrophosphate (PPi) did not protect against loss of latency at any concentration.
(9) I hope this movement will continue and spread for it has within itself the power to stand up to fascism, be victorious in the face of extremism and say no to oppressive political powers everywhere.” Appearing via videolink from Tehran, and joined by London mayor Sadiq Khan and Palme d’Or winner Mike Leigh, Farhadi said: “We are all citizens of the world and I will endeavour to protect and spread this unity.” The London screening of The Salesman on Sunday evening wasintended to be a show of unity and strength against Trump’s travel ban, which attempted to block arrivals in the US from seven predominantly Muslim countries: Iran, Iraq, Libya, Sudan, Somalia, Syria and Yemen.
(10) Comprehensive regulations are being developed to limit human exposure to contamination in drinking water by the United States Environmental Protection Agency (EPA) under the authority of the Safe Drinking Water Act (SDWA).
(11) They were protecting the sit-in because they believed that, if they left, the police would follow them."
(12) These results suggest that CD4+ protective T cells generated by immunization with vBCG are characterized by the ability to produce IFN-gamma after stimulation with specific Ag.
(13) After 45 days of the exposition, the protective action of these soaps were evaluated.
(14) The yeasts amounts used did not protect the test animals from the kidney infiltration with lipids and cholesterol; 12 g of yeasts per 100 g of the ration promoted elevation of sialic acid content in the blood plasma.
(15) The protective activity of the serum was correlated with high titres of anti-erythrocyte antibodies.
(16) These and other results suggest that the experimental agents do not provide protection against alloxan inhibition by preventing the entry of alloxan into the intracellular space of the islet.
(17) But no such protective effect is seen if the phenobarbitone is administered after treatment with these carcinogens.
(18) Benzyloxycarbonylarginine p-nitrophenyl ester and other activated esters of N-a-sustituted arginine salts may be useful reagents for introduction of trypsin-labile protecting groups into peptide fragments for purpose of polypeptide semi-synthesis.
(19) We propose that during the detergent solubilization the acidic phospholipids protect the transport systems against denaturation by preventing delipidation.
(20) A continuously protective, nontoxic, oral model of chronic treatment with primidone was developed in the rat.