(n.) A flat, circular plate; as, a disk of metal or paper.
(n.) The circular figure of a celestial body, as seen projected of the heavens.
(n.) A circular structure either in plants or animals; as, a blood disk; germinal disk, etc.
(n.) The whole surface of a leaf.
(n.) The central part of a radiate compound flower, as in sunflower.
(n.) A part of the receptacle enlarged or expanded under, or around, or even on top of, the pistil.
(n.) The anterior surface or oral area of coelenterate animals, as of sea anemones.
(n.) The lower side of the body of some invertebrates, especially when used for locomotion, when it is often called a creeping disk.
(n.) In owls, the space around the eyes.
Example Sentences:
(1) These findings suggest that clonidine transdermal disks lower blood pressure in hypertensive patients, but produce local skin lesions and general side effects.
(2) These observations suggest that the liver secretes disk-shaped lipid bilayer particles which represent both the nascent form of high density lipoproteins and preferred substrate for lecithin-cholesterol acyltransferase.
(3) Opsin becomes incorporated into the disk membrane by a process of membrane expansion and fusion to form the flattened disks of the outer segment.
(4) Somatic and functional antigens of Dictyocaulus filaria were comparatively studied by means of disk electrophoresis.
(5) We performed a prospective study on 68 eyes of 68 patients to compare the vertical cup-disk ratio obtained with the video-ophthalmograph to that obtained with manual analysis of black-and-white stereoscopic photographs.
(6) Visible light activates a large guanosine cyclic 3',5'-phosphate (cGMP)- and phosphodiesterase (PDE)-dependent infrared light-scattering change in suspensions of photoreceptor disk membranes.
(7) Three disks of different sizes (10, 25, and 45 mm in diameter) were attached to the edge of the baresthesiometer, and pressures of 1, 3 and 5 kg were applied to the 10 mm disk, and 1, 3, 5, and 7 kg to the other disks.
(8) The hemolytic characteristics of 14 different polydimethyl-siloxane materials were studied, using a rotating disk device to shear whole human blood for 6000 sec.
(9) These optic disk anomalies occurred bilaterally with some inter- and intra-individual variable expressivity.
(10) This is the first reported case, to the best of my knowledge, of disk neovascularization occurring after intravenously injected, crushed, unfiltered, methylphenidate HCl tablets.
(11) We have investigated the relationship between rhodopsin photochemical function and the retinal rod outer segment (ROS) disk membrane lipid composition using flash photolysis techniques.
(12) We found that the Na-Ca exchanger is distributed throughout all membranes in contact with the extracellular space, including the sarcolemma, the transverse tubules (T-tubules), and the intercalated disks.
(13) The minimal inhibitory concentration of netilmicin determined by the agar dilution method was correlated with the disk diffusion zone of inhibition against 322 clinical isolates.
(14) The initiation step consisting of the binding of RNA with the 36S disk of protein was easily accomplished.
(15) The state of the intervertebral disks, intervertebral joints and cerebrospinal canal in degenerative vertebral diseases was assessed.
(16) It is concluded that although a rapid automated system for antibiotic sensitivity testing is desirable, the conventional disk agar diffusion method is easier to perform, more reliable, and a less expensive procedure for antibiotic sensitivity determination.
(17) The diagnostic accuracy of CT in cases of lumbar disk prolapse was investigated on the basis of a group of 158 of our own patients who were divided into three separate groups.
(18) Disk position was assessed inaccurately in either plane in patients with severe degenerative joint disease.
(19) Based on the morphology and magnetic anisotropy of the rod outer segment, the major phospholipid peak is attributed to the flat part of the disk membranes while the phospholipids of the plasma membrane are thought to contribute only to the minor peak.
(20) QC range for H. Influenzae ATCC 49247 were established using multiple HTM agar and broth base lots, three disk lots for each drug, and a number of test replicates consistent with the National Committee for Clinical Laboratory Standards M23-T guideline.
Harrow
Definition:
(n.) An implement of agriculture, usually formed of pieces of timber or metal crossing each other, and set with iron or wooden teeth. It is drawn over plowed land to level it and break the clods, to stir the soil and make it fine, or to cover seed when sown.
(n.) An obstacle formed by turning an ordinary harrow upside down, the frame being buried.
(n.) To draw a harrow over, as for the purpose of breaking clods and leveling the surface, or for covering seed; as, to harrow land.
(n.) To break or tear, as with a harrow; to wound; to lacerate; to torment or distress; to vex.
(interj.) Help! Halloo! An exclamation of distress; a call for succor;-the ancient Norman hue and cry.
(2) A student who lost her leg in the Alton Towers rollercoaster crash says she has been given a new lease of life by a hi-tech prosthetic leg and that she is stronger for her harrowing experience.
(3) Arredondo's story appears equally dramatic and harrowing.
(4) There are some deeply harrowing cases, a lot of people will be disclosing sexual violence and for many of them they won’t have told anyone else before.
(5) Police Scotland have confirmed that they will contact MP Michelle Thomson after she moved colleagues to tears in the Commons on Thursday when she revealed harrowing details of her rape at the age of 14 and its subsequent impact on her life.
(6) Copper levels were elevated to the normal range in both dietary groups of the Gujerati and were similar to the concentrations found in the Harrow groups.
(7) The inquest heard at times harrowing detail about how gangs of local teenagers and children, some as young as 10, had the family "under siege".
(8) Dietary intake of 813 pregnant Harrow Asians of mainly Gujarati descent was compared with the intake of 54 pregnant Europeans living in the same area.
(9) We would not wish any other families to go through this harrowing experience and appeal to everyone to keep calm and show their respect in a peaceful manner."
(10) An already grim night for United might have been even more harrowing if the referee, Martin Atkinson, had taken action against Marouane Fellaini for embedding his studs in the back of James McCarthy's leg.
(11) For Liverpool it has been a harrowing, valedictory year, the kind that deserves a send-off, and they had one here even in defeat.
(12) The trailer comprises a harrowing clip from the film in which the sniper must choose whether to gun down an Iraqi woman and child who appear to be mounting a suicide attack, interspersed with flashbacks to the soldier’s life in America with his own wife and children.
(13) Bosnia-Herzegovina Aligned to Eurovision's Balkan Bloc Harrowingly for Greece, there is a rival Balkan Bloc entry and hurrah, the song is in the local language.
(14) He said: “Among the horror of the refugee crisis, one of the most harrowing images has been the thousands of orphaned children fleeing conflict.” “Britain has always been a compassionate and welcoming country, and I am delighted that the government has finally, after months of pressure, committed to vital humanitarian aid.
(15) A high prevalence of iron deficiency was found in apparently healthy Asian immigrant children in Harrow.
(16) Perhaps the most harrowing part for Manchester City amid all the regrets and raw disappointment is the way large parts of this game seemed to pass them by.
(17) Some case notes make harrowing reading: cells occupied by disabled prisoners with no wall bars and inmates having to drag themselves across the floor and falling frequently; PAS "having to make a fuss" to get inmates supplied with basic needs, such as walking sticks, which are then taken away when a prisoner moves prison; and an incontinent prisoner with mental health problems sleeping naked on a urine-soaked mattress.
(18) Lorraine's life story reads like the harrowing epilogue to one of Dunbar's plays.
(19) Throughout this tournament, the striker with a bowl-cut straight out of Hull circa 1986 has lead the line superbly, made perceptive runs, found excellent scoring positions ... and squandered more opportunities than a boy who's been expelled from Eton, Harrow and every other fee-paying school in the land.
(20) The emir of Qatar , the world's richest country per capita, is poised to hand over power to his Harrow-educated son and heir in a rare peaceful transition for the tiny but globally influential Gulf state.