(superl.) Not easily penetrated, cut, or separated into parts; not yielding to pressure; firm; solid; compact; -- applied to material bodies, and opposed to soft; as, hard wood; hard flesh; a hard apple.
(superl.) Difficult, mentally or judicially; not easily apprehended, decided, or resolved; as a hard problem.
(superl.) Difficult to accomplish; full of obstacles; laborious; fatiguing; arduous; as, a hard task; a disease hard to cure.
(superl.) Difficult to resist or control; powerful.
(superl.) Difficult to bear or endure; not easy to put up with or consent to; hence, severe; rigorous; oppressive; distressing; unjust; grasping; as, a hard lot; hard times; hard fare; a hard winter; hard conditions or terms.
(superl.) Difficult to please or influence; stern; unyielding; obdurate; unsympathetic; unfeeling; cruel; as, a hard master; a hard heart; hard words; a hard character.
(superl.) Not easy or agreeable to the taste; stiff; rigid; ungraceful; repelling; as, a hard style.
(superl.) Rough; acid; sour, as liquors; as, hard cider.
(superl.) Abrupt or explosive in utterance; not aspirated, sibilated, or pronounced with a gradual change of the organs from one position to another; -- said of certain consonants, as c in came, and g in go, as distinguished from the same letters in center, general, etc.
(superl.) Wanting softness or smoothness of utterance; harsh; as, a hard tone.
(superl.) Rigid in the drawing or distribution of the figures; formal; lacking grace of composition.
(superl.) Having disagreeable and abrupt contrasts in the coloring or light and shade.
(adv.) With pressure; with urgency; hence, diligently; earnestly.
(adv.) With difficulty; as, the vehicle moves hard.
(adv.) Uneasily; vexatiously; slowly.
(adv.) So as to raise difficulties.
(adv.) With tension or strain of the powers; violently; with force; tempestuously; vehemently; vigorously; energetically; as, to press, to blow, to rain hard; hence, rapidly; as, to run hard.
(adv.) Close or near.
(v. t.) To harden; to make hard.
(n.) A ford or passage across a river or swamp.
Example Sentences:
(1) Lucy and Ed will combine coverage of hard and breaking news with a commitment to investigative journalism, which their track record so clearly demonstrates”.
(2) Sierra Leone is one of the three West Africa nations hit hard by an Ebola epidemic this year.
(3) Topical and systemic antibiotic therapy is common in dermatology, yet it is hard to find a rationale for a particular route in some diseases.
(4) Given Australia’s number one position as the worst carbon emitter per capita among major western nations it seems hardly surprising that islanders from Fiji, Samoa, Vanuatu and other small island developing states have been turning to Australia with growing exasperation demanding the country demonstrate an appropriate response and responsibility.
(5) They had learned through hard experience what Frederick Douglass once taught -- that freedom is not given, it must be won, through struggle and discipline, persistence and faith.
(6) In 60 rhesus monkeys with experimental renovascular malignant arterial hypertension (25 one-kidney and 35 two-kidney model animals), we studied the so-called 'hard exudates' or white retinal deposits in detail (by ophthalmoscopy, and stereoscopic color fundus photography and fluorescein fundus angiography, on long-term follow-up).
(7) It is a moment to be grateful for what remains of Labour's hard left: an amendment to scrap the cap was at least tabled by John McDonnell and Jeremy Corbyn but stood no chance.
(8) She stopped working only when the pain made it hard for her to get to work.
(9) He was reclusive, I know that, and he was often given a hard time for it.
(10) This defeat, though, is hardly a good calling card for the main job.
(11) Since this test is easily performed and hardly stresses the patient, it should routinely be the initial one for the diagnosis of renal osteopathy.
(12) Never become so enamored of your own smarts that you stop signing up for life’s hard classes.
(13) But I don't wish to be too hard on the judge for not taking that view.
(14) Our campaign has been going for some time and each step in our progress has been hard won, by campaigners paid and volunteer alike.
(15) I am rooting hard for you.” Ronald Reagan simply told his former vice-president Bush: “Don’t let the turkeys get you down.” By 10.30am Michelle Obama and Melania Trump will join the outgoing and incoming presidents in a presidential limousine to drive to the Capitol.
(16) All the same, it's hard to approach the school, which charges nearly £28,000 for boarders and nearly £19,000 for day girls and is sometimes called "the girls' Eton", without a few prejudices.
(17) Governmental officials as well as medical scientists in Taiwan have worked hard in recent years to develop and to implement various measures, such as prenatal diagnosis and neonatal screening, to lower the incidence of hereditary diseases and mental retardation in the population.
(18) Cooper, who was briefly a social worker in Los Angeles, also suggests working hard to build a rapport with colleagues in hotdesking situations.
(19) Critics of wind power peddle the same old myths about investment in new energy sources adding to families' fuel bills , preferring to pick a fight with people concerned about the environment, than stand up to vested interests in the energy industry, for the hard-pressed families and pensioners being ripped off by the energy giants.
(20) The spirit is great here, the players work very hard, we kept the belief when we were in third place and now we are here.
Metal
Definition:
(n.) An elementary substance, as sodium, calcium, or copper, whose oxide or hydroxide has basic rather than acid properties, as contrasted with the nonmetals, or metalloids. No sharp line can be drawn between the metals and nonmetals, and certain elements partake of both acid and basic qualities, as chromium, manganese, bismuth, etc.
(n.) Ore from which a metal is derived; -- so called by miners.
(n.) A mine from which ores are taken.
(n.) The substance of which anything is made; material; hence, constitutional disposition; character; temper.
(n.) Courage; spirit; mettle. See Mettle.
(n.) The broken stone used in macadamizing roads and ballasting railroads.
(n.) The effective power or caliber of guns carried by a vessel of war.
(n.) Glass in a state of fusion.
(n.) The rails of a railroad.
(v. t.) To cover with metal; as, to metal a ship's bottom; to metal a road.
Example Sentences:
(1) In this study of ten consecutive patients sustaining molten metal injuries to the lower extremity who were treated with excision and grafting, treatment with compression Unna paste boot was compared with that with conventional dressing.
(2) The LD50 of the following metal-binding chelating drugs, EDTA, diethylenetriaminepentaacetic acid (DTPA), hydroxyethylenediaminetriacetic acid (HEDTA), cyclohexanediaminotetraacetic acid (CDTA) and triethylenetetraminehexaacetic acid (TTHA) was evaluated in terms of mortality in rats after intraperitoneal administration and was found to be in the order: CDTA greater than EDTA greater than DTPA greater than TTHA greater than HEDTA.
(3) Our recurrences are due to local infections, removing the metal strut too early, i.e.
(4) "Acoustic" craters were produced by two laser pulses delivered into a saline-filled metal fiber cap, which was placed in a mechanically drilled crater.
(5) These results indicate that the inhibition of CarAc by heavy metals occurs by binding of the sulfhydryl on the enzyme by the metals.
(6) The consequences of proved hypersensitivity in patients with metal-to-plastic prostheses, either present prior to insertion of the prosthesis or evoked by the implant material, are not known.
(7) In general, enzyme activity was strongly reduced by heavy metal inorganic cations; less strongly by organometallic cations, some anions, and certain pesticides; and weakly inhibited by light metal cations and organometallic and organic compounds.
(8) EGTA was ineffective in removing calmodulin from particulate preparations, but treatment with the tervalent metal ion La3+ resulted in a loss of up to 98% of calmodulin activity from these preparations.
(9) Sift the cocoa powder over the top and lightly but thoroughly fold it in with the metal spoon.
(10) The results also suggest that both alkali metals most probably have been delivered to the suckling pups and some of their toxic effect was retarded.
(11) The radioprotective action in E. coli ATCC 9637 of ascorbate added to media containing the weak sensitizer, tetracycline (effect described by Pittillo and Lucas (1967)), was found to be dependent on the presence of metal catalysts of the autoxidation of ascorbate.
(12) This study introduces a simple in vitro arrangement to measure current densities of implant metals.
(13) A rubber cuff was fixed on the metal cylinder and let an opening of 8 cm, simulating the cervix uteri.
(14) Since the enzyme requires a metal ion (Co2+) we suggest that the RNA and heparin are inhibitory by virtue of their capacity to chelate the Co2+.
(15) Lesions of allergic contact type could not be induced in the oral mucosa to any of the metal salt preparations.
(16) As yet the observations demonstrate that workers exposed in their occupation to heavy metals (cadmium, lead, metalic mercury) and organic solvents should be subjected to special control for detection of renal changes.
(17) This study investigates the photoneutron field found in medical accelerator rooms with primary barriers constructed of metal slabs plus concrete.
(18) 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.
(19) The physiologically important metal ion for catalysis is Mg2+; however, Mn2+ supports in vitro activity, though at a reduced level.
(20) We support the view that catalysis by metalloenzymes may be a reflection of the chemistry of the metal ion itself as a Lewis acid, and that perhaps too much emphasis has been placed on supposed special characteristics (such as strains, "entasis") of the enzyme-metal ion association.