(n.) Any one of numerous species of small silvery salmonoid fishes of the genus Osmerus and allied genera, which ascend rivers to spawn, and sometimes become landlocked in lakes. They are esteemed as food, and have a peculiar odor and taste.
(n.) A gull; a simpleton.
(v. i.) To melt or fuse, as, ore, for the purpose of separating and refining the metal; hence, to reduce; to refine; to flux or scorify; as, to smelt tin.
Example Sentences:
(1) The risk factors with statistical significance in conditional logistic regression analysis were exposure time of smelting, time of underground drilling, and age of beginning mining underground.
(2) A 50-yr-old man with a history of 19 yr of work in the aluminum smelting industry, including 14 years in the potrooms, was found to have diffuse interstitial fibrosis, slightly more severe in the upper zones.
(3) Inhalation is clearly related to the development of lung cancer in (copper) smelting and arsenical pesticide manufacturing, and also in heavily exposed wine merchants who had an additional source of exposure by ingestion.
(4) On the outskirts of Sheffield there is a wood which, some 800 years ago, was used by the monks of Kirkstead Abbey to produce charcoal for smelting iron.
(5) Of the 20 different materials in a phone , only a small fraction are ever recuperated, even in the most sophisticated electronics recycling plants such as the huge smelting and electrolysis facility run by metals firm Umicore in Antwerp.
(6) Quantities of land-disposed or stored residuals, including slags, sludges, and dusts, are given per unit of metal production for most primary and secondary metal smelting and refining industries.
(8) The article reports the results of the investigation on atmospheric pollution and mercury poisoning caused by the peasants mercury smelting.
(9) Elevated arsenic concentrations were found in the vicinity of the mining and smelting areas of Flin Flon, Manitoba, and Atikokan, Ontario.
(10) Mean wet-weight concentrations of PCB's similar to Aroclor 1254 ranged from 2.7 ppm in rainbow smelt to 15 ppm in lake trout.
(11) ALAU in white-footed mice trapped in the vicinity of a lead smelter has been measured to study the biological effect of lead smelting operations and the rate at which the ALAU level diminishes after removing animals from contaminated environments.
(12) He used to beat people to death, but there was too much blood ("It smelt awful").
(13) We studied three patients with a progressive neurologic disorder, all of whom had worked for over 12 years in the same potroom of an aluminum smelting plant.
(14) Ultrafine metal oxides and SO2 react during coal combustion or smelting operations to form primary emissions coated with an acidic SOx layer.
(15) "I'm not sure what's on it, because when I opened it, it smelt of vinegar, so I've sent it to be treated.
(16) A cDNA for a type II antifreeze protein was isolated from liver of smelt (Osmerus mordax).
(17) A semicohort of children, initial age about 11.5 years, from an exposure area near a secondary lead smelting plant (E group children) was examined for some humoral immune response parameters in the blood and saliva and compared to a group of control children matched by age living in a relatively unpolluted rural area (Co group children).
(18) One way or another, American TV woke up and smelt it.
(19) In some parts of the town, which once thrived on silver mining and smelting as well as a spa, whole housing blocks stand empty while others have been torn down.
(20) And when I met Karl Lagerfeld, he smelt exactly the same.
Smolt
Definition:
(n.) A young salmon two or three years old, when it has acquired its silvery color.
Example Sentences:
(1) To examine the effect of long-term adaptation to ration and salinity, Atlantic salmon smolts were acclimated to three salinities (0, 10, and 30 ppt) and four ration levels (0, 0.2, 0.8, and 1.6% wet weight per day) for 6 weeks.
(2) The subnucleus was observed in salmon of different life-stages: in fingerlings, during smolt transformation, after smolt transformation (in seawater), and after spawning.
(3) The following stages were studied: 12-month-old freshwater presmolts, 17-month-old freshwater presmolts, 18-month-old saltwater smolts, 19-month-old saltwater postsmolt, 24-month-old postsmolt, and adult spawners.
(4) Serum cortisol concentrations were measured in juvenile Atlantic salmon (Salmo salar L.) undergoing the parr-smolt transformation in fresh water, at either 1 year (S1 population) or 2 years (S2 population) after hatching.
(5) To obtain more information on the role of prolactin and growth hormone during the parr-smolt transformation of Atlantic salmon, a population of fish in fresh water was sampled from January to June during two consecutive years.
(6) Increased glycogen and lipid breakdown, and concomitant decreased glycogen and fatty acid synthesis would contribute to the lipid and glycogen depletion observed in salmonid species undergoing parr-smolt transformation.
(7) The status of circulating growth hormone and prolactin during the parr-smolt transformation and during seawater adaptation of coho salmon (Oncorhynchus kisutch) was investigated in relation to changes in plasma levels of thyroxine, triiodothyronine, and cortisol, and in hypoosmoregulatory ability.
(8) When coho salmon smolts were acclimated to SW, MCR, SR, and plasma level of GH in SW-adapted (2-3 weeks) fish were twice as great as those in fish in FW.
(9) Atlantic salmon presmolts with initially low levels of gill Na+,K(+)-ATPase activity responded to cortisol in vitro, whereas smolts with initially high levels of gill Na+,K(+)-ATPase activity were unresponsive.
(10) To elucidate the ultrastructural modifications of the gill epithelium during smoltification, gills of the Atlantic salmon (Salmo salar) were examined by electron microscopy at three stages of this process, which were defined as follows: "parrs" were freshwater fish that had not yet started their transformation; "freshwater smolts" were freshwater fish that were ready to enter seawater; and "seawater smolts" were smolts that had been transferred from fresh water and maintained for 4 days in seawater (35%).
(11) These results implicate thyroid hormones in the expression of adult forms of hemoglobin during the parr to smolt transformation of juvenile salmon.
(12) Smolts exhibited decreases in plasma Na+ levels after 7 days and lower Na+, K+-ATPase activities 14 days after acid exposure.
(13) In animals treated before the parr-smolt transformation was completed (early smolts), thyroxine had no effect on plasma cortisol levels but significantly enhanced the sensitivity of the interrenal to ACTH in vitro.
(14) Guanine levels correlated well with changes in smolt indices, but reached maximum levels up to 1 month earlier than the development of seawater tolerance.
(15) By the smolt stage, the amount of magnetite present in the front of the skull is sufficient to provide the fish with a magnetoreceptor capable of detecting small changes in the intensity of the geomagnetic field.
(16) As the nuclear count per gram of liver is similar in estradiol-treated and untreated groups, estradiol-induced liver growth in the salmon post-smolts may be accounted for by an increase in cell number (hyperplasia) rather than an increase in cell size (hypertrophy).
(17) To examine the changes in secretion of growth hormone (GH) and prolactin (PRL) with reference to their osmoregulatory roles, changes in pituitary mRNA levels and plasma concentrations of these hormones were examined during seawater adaptation in silvery juveniles (smolts) and precociously mature males (dark parr) of amago salmon (Oncorhynchus rhodurus).
(18) The salmon smolt has bilateral retinal projections to the diencephalon and pretectum.
(19) On December 17, the proportion of smolts was 52.8% in the control, whereas T and 11-KT administration inhibited smoltification under the artificially increased daylength.
(20) Smaller smolts showed stable plasma PRL levels after FW transfer, hypocalcemia 48 post-transfer, depressed plasma sodium concentrations, and lowered plasma osmotic pressure.