(n.) A faint, cloudlike, self-luminous mass of matter situated beyond the solar system among the stars. True nebulae are gaseous; but very distant star clusters often appear like them in the telescope.
(n.) A white spot or a slight opacity of the cornea.
(n.) A cloudy appearance in the urine.
Example Sentences:
(1) Nor is there much sign of Thanos, the studio's go-to background baddie, though his minion Nebula turns up in the form of Doctor Who's shaven-headed Karen Gillan.
(2) However, exposure to infection may result in temporary conjunctival inflammation and more persistant stromal nebulae.
(3) It won the prestigious Nebula and Hugo awards, and was added to the official reading list of the US marines .
(4) These nebulae do not flatten when contact lens wear is discontinued.
(5) Cercariae remaining in the cornea became the centres of stromal nebulae 0.1-0.2 mm across which remained visible for at least 3 months.
(6) "In one billion years, the sun will begin its red giant stage, increasing terrestrial temperatures above 1,000 degrees, boiling off our atmosphere, eventually forming a planetary nebula, making Earth inhospitable to life," he wrote.
(7) But the community morphed into a nebula for antisocial crime, poverty and discontent; blighted by asbestos, death, joblessness and cyclical deprivation.
(8) We describe a simple technique of superficial keratectomy to remove proud nebulae in which the resulting defect healed quickly under a therapeutic hydrogel lens.
(9) To arrange an interview some years back took a written letter to his apartment in Edinburgh's New Town followed by a wait of several months, after which a reply arrived – handwritten in ink – in an envelope sporting a stamp of the Crab Nebula.
(10) That includes the Blue Marble, a photograph taken by the Apollo 17 crew as they travelled towards the moon in 1972, the “first selfie in space”, taken by Buzz Aldrin during a spacewalk in 1966, and the Eagle Nebula’s Pillars of Creation, taken by the Hubble Space Telescope, most recently in 2014.
(11) These giant white ears are cocked to interstellar whispers: the formation of stars, nebulae and supernovae.
(12) Known as the Helix nebula, the fading star belongs to a class of celestial objects named "planetary nebulae" in the 18th century, after their likeness to gas giants, such as Jupiter.
(13) Best known for her children's fantasy series the Earthsea quartet, and for the science fiction title The Left Hand of Darkness, Le Guin is the author of 21 novels, 11 volumes of short stories, three collections of essays, 12 books for children, six volumes of poetry and four of translation, and the recipient of literary awards including the Hugo, Nebula and National Book award.
(14) For years now, the wallpaper on my computer has been a picture from one of Nasa's many troves of stunning photos, sometimes a distant nebula or galaxy or close-up of a nearby planet or Earth.
(15) "The sense that there's a bridge, that a hand can be extended, and you can step from the Earth, from the supermarket car park, into the Andromeda nebulae or whatever."
(16) Contact lens intolerance in keratoconus may be due to the formation of a proud nebula at or near the apex of the cone that gives rise to contact lens related abrasions.
(17) The role and relative contributions of different forms of energy to the synthesis of amino acids and other organic compounds on the primitive earth, in the parent bodies or carbonaceous chondrites, and in the solar nebula are examined.
(18) Among them are the first sketches of nebulae by Sir John Herschel, who visited South Africa with a telescope in the 1830s, and Newton's death mask.
Urine
Definition:
(n.) In mammals, a fluid excretion from the kidneys; in birds and reptiles, a solid or semisolid excretion.
(v. i.) To urinate.
Example Sentences:
(1) It was tested for recovery and separation from other selenium moieties present in urine using both in vivo-labeled rat urine and human urine spiked with unlabeled TMSe.
(2) As a consequence, similar response curves were obtained for urine specimens containing morphine or barbiturates.
(3) One thing seems to be noteworthy in their opinion: the bacterial resistance of the germs isolated from the urine is bigger than the one of the germs isolated from the respiratory apparatus.
(4) This difference is probably secondary to the different rates of delivery of furosemide into urine.
(5) No associations were found between sex, body-weight, smoking habits, age, urine volume or urine pH and the O-demethylation of codeine.
(6) Finally the advanced automation of the equipment allowed weekly the evaluation of catecholamines and the whole range of their known metabolites in 36 urine samples.
(7) Zinc in plasma and urine and serum albumin and alpha 2-macroglobulin were measured in 48 patients with burns.
(8) The urine compositions of the European mole Talpa europaea and of the white rat Rattus norvegicus (albino) kept on a carnivore's diet were compared.
(9) A sensitive, selective and easy to use high-performance liquid chromatographic method for the determination of cicletanide, a new diuretic, in plasma, red blood cells, urine and saliva is described.
(10) Investigations on the influence of the diuresis effect on the results of quantitative estrogen and human chorionic gonadotropin (HCG) determination revealed that the estrogen values increase with the 24-hour amount of urine.
(11) Excretion of inactive kallikrein again correlated with urine flow rate but the regression relationship between the two variables was different for water-load-induced and frusemide-induced diuresis.
(12) We recommend analysing the urine for porphyrins in HIV-positive patients who have chronic photosensitivity of the skin.
(13) Urine specimens from patient REE also contained a light chain fragment that lacked the first (amino-terminal) 85 residues of the native light chain but otherwise was identical in sequence to the light chain REE.
(14) Urine tests in six patients with other kidney diseases and with uraemia and in seven healthy persons did not show this substance.
(15) The antigenic composition of an extract of rat dust, as a source of aeroallergens for rat-sensitive individuals, has been investigated and compared to the antigenic composition of rat saliva and urine.
(16) There is a considerably larger variability of the mercury levels in urine than in blood.
(17) Metabolites of nafiverine in blood, bile, and urine were determined quantitatively.
(18) Cost-effective immunoassays for the detection of amphetamines, benzodiazepines, and methadone in urine have been developed using Syva EMIT reagents and a Cobas Bio centrifugal analyser.
(19) Sulphuric acid fluorescence is used for quantitation and specificity is achieved by the addition of tritiated oestrone to the urine hydrolysate.
(20) Their levels in urine are a useful indicator of the integrity of membrane barriers of the kidney glomerular capillary wall.