(a.) Of or pertaining to the root; proceeding directly from the root.
(a.) Hence: Of or pertaining to the root or origin; reaching to the center, to the foundation, to the ultimate sources, to the principles, or the like; original; fundamental; thorough-going; unsparing; extreme; as, radical evils; radical reform; a radical party.
(a.) Belonging to, or proceeding from, the root of a plant; as, radical tubers or hairs.
(a.) Proceeding from a rootlike stem, or one which does not rise above the ground; as, the radical leaves of the dandelion and the sidesaddle flower.
(a.) Relating, or belonging, to the root, or ultimate source of derivation; as, a radical verbal form.
(a.) Of or pertaining to a radix or root; as, a radical quantity; a radical sign. See below.
(n.) A primitive word; a radix, root, or simple, underived, uncompounded word; an etymon.
(n.) A primitive letter; a letter that belongs to the radix.
(n.) One who advocates radical changes in government or social institutions, especially such changes as are intended to level class inequalities; -- opposed to conservative.
(n.) A characteristic, essential, and fundamental constituent of any compound; hence, sometimes, an atom.
(n.) Specifically, a group of two or more atoms, not completely saturated, which are so linked that their union implies certain properties, and are conveniently regarded as playing the part of a single atom; a residue; -- called also a compound radical. Cf. Residue.
(n.) A radical quantity. See under Radical, a.
(a.) A radical vessel. See under Radical, a.
Example Sentences:
(1) In conclusion, the efficacy of free tissue transfer in the treatment of osteomyelitis is geared mainly at enabling the surgeon to perform a wide radical debridement of infected and nonviable soft tissue and bone.
(2) The hypothesis that proteins are critical targets in free radical mediated cytolysis was tested using U937 mononuclear phagocytes as targets and iron together with hydrogen peroxide to generate radicals.
(3) These membrane perturbation effects not observed with bleomycin-iron in the presence of a hydroxyl radical scavenger, dimethyl thiourea, or a chelating agent, desferrioxamine, were correlated with the ability of the complex to generate highly reactive oxygen species.
(4) The role of O2 free radicals in the reduction of sarcolemmal Na+-K+-ATPase, which occurs during reperfusion of ischemic heart, was examined in isolated guinea pig heart using exogenous scavengers of O2 radicals and an inhibitor of xanthine oxidase.
(5) Flow cytometric DNA analysis was performed on both fresh and on paraffin embedded samples obtained by gastroscopic biopsies in 5 patients with histologically normal gastric mucosa (20 specimens) and by radical gastrectomies in 9 cases of human gastric cancer (36 specimens).
(6) That's why the big dreams have come from the smaller candidates such as the radical left's Jean-Luc Mélenchon.
(7) Residual cancer was found in the radical prostatectomy specimen in 11 of the 29 stage-A1 patients (38%) and in 66 of the 86 stage-A2 patients (77%).
(8) This may be due to DMSO's ability to scavenge free radicals.
(9) A more radical surgery is recommended but with the limitation that the operative method must be adapted to the operative finding.
(10) The present study explored the possibility that SOD-mimics such as desferrioxamine-Mn(III) chelate [DF-Mn] or cyclic nitroxide stable free radicals could protect from O2-.-independent damage.
(11) Treatment modalities included: partial temporal bone resection, subtotal temporal bone resection, total temporal bone resection, radical mastoidectomy followed by radiation therapy, radiation therapy alone, and chemotherapy.
(12) Leaders of Tory local government are preparing radical proposals for minimum 10% cuts in public spending in the search for savings.
(13) Plays like The Workhouse Donkey (1963) and Armstrong's Last Goodnight (1964) were staged in major theatres, but as the decade progressed so his identification with the increasingly radical climate of the times began to lead away from the mainstream theatre.
(14) 78% of the recurrences were seen two years postoperatively and 27% were asymptomatic; 10% underwent radical operation, 27% palliative operation and 63% conservative treatment.
(15) The kinetics of bimolecular decay of alpha-tocopheroxyl free radicals (T) was studied by ESR mainly in ethanol and heptanol solvents.
(16) While the correlations between speed and accuracy reversed over time, the abnormal vision group began and ended at the most extreme levels, having undergone a significantly more radical shift in this regard.
(17) NPR reported that investigators have not found telltale signs associated with Islamist radicalization , such as a change in mosques or abrupt shifts in behavior or family associations.
(18) The second triplet, which was stable in the dark at 4.2 K following illumination, was assigned to the radical pair Donor+I-.
(19) It may be due to relative nonreactivity of ascorbic acid free radical that free radical chain reactions, found commonly in radical chemistry, do not occur in the scavenging reaction by ascorbic acid.
(20) The free radical scavengers mannitol, thiourea, benzoate, and 4-methylmercapto-2-oxobutyrate protected either native cells exposed to H2O2 or pretreated hepatocytes exposed to H2O2 and given ferric or ferrous iron.
Ultra
Definition:
(a.) Going beyond others, or beyond due limit; extreme; fanatical; uncompromising; as, an ultra reformer; ultra measures.
(n.) One who advocates extreme measures; an ultraist; an extremist; a radical.
Example Sentences:
(1) Now there is talk of adding a range of ultra-trendy kale chips and kale shakes to the menu as well as encouraging customers to design their own bespoke burger.
(2) It’s clear which way the ultra-right community around Ukip wishes to go: their timelines are full of praise for Marine Le Pen and Geert Wilders , and blazing with imagery – both real and fake – of migrant riots in France and Sweden.
(3) The combined use of zonal ventilation and the coverall achieved ultra-clean air conditions.
(4) The implications of Katz's model for dose-response relations apply only at ultra-high absorbed doses in Burch's model.
(5) Mohammed Salama, 23, an Al Ahly ultra whose leg was broken in the stadium riot, said it became clear at half-time in the match between the two historical foes that trouble was brewing.
(6) The mayor of London’s proposals to tackle the capital’s “toxic” air also include a big expansion of a planned Ultra Low Emissions Zone (ULEZ) and a faster roll-out of cleaner buses.
(7) Citing information gathered from "intelligence services, witnesses and phone taps" he named the Liberal Democratic party of Russia (LDPR), an ultra-nationalist party in Russia's Duma.
(8) The persistency of elution over long time after subsequent transfer to fresh water was calculated at 210 nm absorbance with ultra violet spectrometer.
(9) Put simply, there would have to be evidence that ultra-low oil prices are having only a temporary downward impact on inflation and have helped disguise upward pressure on wages caused by falling unemployment.
(10) FL cells infected with vaccinia virus or its recombinant carrying the gag gene of human immunodeficiency virus type 1 (HIV-1) were examined by ultra-high-resolution scanning electron microscopy.
(11) Eliminating the lymphocytes from ultra-violet radiated blood specimens, we observed a decreased effect by this retransfused blood on the whole blood viscosity after 9 radiations to 18%.
(12) If true, this is the first demonstration of the ischemic penumbra by MR imaging and may reflect our use of Wistar rats, a new image analysis technique, and ultra-high resolution MR imaging.
(13) A long spell of ultra-low interest rates has not driven a rise in inequality in the UK, the deputy governor of the Bank of England has said, rebuffing criticism that central bank policy had hurt some households.
(14) Ultra-thin sections were cut and observed under electron microscope.
(15) A complex of diagnostic and therapeutic measures, including the establishment of indications for operative treatment, development of tactics, use of ++physico-technical methods (ultrasound study, rheography, electrocardiography, ++roentgeno-contrast angiography, ultra-violet blood irradiation, electromyostimulation) was developed.
(16) While Egypt's military rulers were quick to blame football hooliganism, a group of hardline Al Ahly fans, known as ultras, accused the police of intentionally letting rivals attack them because of their historic antipathy to the security forces and their role at the forefront of anti-Mubarak protests a year ago.
(17) Among the new diagnostic methods, specific tumor markers and high-resolution ultra-sonography have been proved especially useful.
(18) So it’s comforting to note that Spectre seems to be offering a significant upgrade: the trailer shows Q introducing Bond to his new ultra-speedy Aston Martin DB10, and promising it boasts a “few tricks”.
(19) Ultra-violet and infra-red rays are inactive on the autonomic retina and on the hypothalamus.
(20) Representative lipolytic isolates were selected and tested for growth, lipase activity and lipolysis in ultra-heat-treated milk at temperatures ranging from 5 degrees to 30 degrees C. Pseudomonas fluorescens was the most frequently encountered species but Ps.