noun
definition
A person who specializes in the science of chemistry, especially at a professional level.
definition
A pharmacist.
definition
A pharmacy.
definition
An alchemist.
Examples of chemist in a Sentence
Klaproth was the leading chemist of his time in Germany.
In the investigation of these relations, the physicist and chemist meet on common ground; this union has been attended by fruitful and far-reaching results, and the correlation of physical properties and chemical composition is one of the most important ramifications of physical chemistry.
Bergman, the leading chemist in Sweden.
But it seems pretty clear that if there is any change in weight consequent on chemical change, it is too minute to be of im- portance to the chemist, though the methods of modern physics may settle the question.
Utilitarian, or perhaps rather practical, considerations have very little to do with the subject from a scientific point of view - no more so than the science of chemistry has to do with the art of the manufacturing chemist.
This is a syrupy liquid which you can buy cheaply from your local chemist.
The chemist, Justus von Liebig, was born in Darmstadt in 1803.
Louis Charles d'Albert (1620-1690), duke of Luynes, son of the constable, was an ascetic writer and friend of the Jansenists; Paul d'Albert de Luynes (1703-1788), cardinal and archbishop of Sens, an astronomer; Michel Ferdinand d'Albert d'Ailly (1714-1769), duke of Chaulnes, a writer on mathematical instruments, and his son Marie Joseph Louis (1741-1793), a chemist; and Honore Theodore Paul Joseph (1802-1867), duke of Luynes, a writer on archaeology.
In some cases the operation of filtration is performed for the sake of removing impurities from the filtrate or liquid filtered, as in the purification of water for drinking purposes; in others the aim is to recover and collect the solid matter, as when the chemist filters off a precipitate from the liquid in which it is suspended.
Among the scientific celebrities were de Saussure, the most many-sided of all; de Candolle and Boissier, the botanists; Alphonse Favre and Necker, the geologists; Marignac, the chemist; Deluc, the physicist, and Plantamour, the astronomer.
His first book on the subject was The Sceptical Chemist, published in 1661, in which he criticized the "experiments whereby vulgar Spagyrists are wont to endeavour to evince their Salt, Sulphur and Mercury to be the true Principles of Things."
Thus in 1871 he was led by certain gaps in his tables to assert the existence of three new elements so far unknown to the chemist, and to assign them definite properties.
The lessons derived from the abstract principles enunciated by the physiologist, the chemist and the physicist require, however, to be modified to suit the special circumstances of plants under cultivation.
He studied in Berzelius's laboratory at Stockholm, and there began a lifelong friendship with the Swedish chemist.
They have even employed a former chemist to test it for them.
The burning may be relieved by taking potassium citrate, available from the chemist.
Woititz turned to her husband Alfred, a professional chemist, who tested various ingredients to see which caused irritation.
On the completion of his education, he joined his father in business as a chemist in Oxford Street, and at the same time attended the chemistry lectures at the Royal Institution, and those on medicine at King's College.
The phenomenon of isomerism will probably supply the crucial test, at least for the chemist, and the question will be whether the Ostwaldian conception, while substituting the Daltonian hypothesis, will also explain isomerism.
In 1903 it was stated that a German chemist had discovered a method of working and spinning the New Zealand fibre.
More attention seems to have been given to the matter in the United States of America and in Germany and Russia than in England, but the infinite variety of samples known to the commercial expert, and the impossibility of standardizing those in such a manner as to make readily recognizable what the chemist has treated, renders most of the recorded analyses of uncertain value.
Turning his attention to technical chemistry, he became chemist at several works both in Germany and England, and in 1876 he was appointed professor of technical chemistry at Zurich polytechnic. Lunge's original contributions cover a very wide field, dealing both with technical processes and analysis.
Dr George Thomson, a chemist and a disciple of Van Helmont, followed the example, and nearly lost his life by an attack which immediately followed.4 The plague of 1665 was widely spread over England, and was 4 On the plague of 1665 see Nath.
His brother Claude Joseph, known as Geoffroy the younger (1685-1752), was also an apothecary and chemist who, having a considerable knowledge of botany, devoted himself especially to the study of the essential oils in plants.
About 1839, on the recommendation of Graham, whom in 1837 he had accompanied to University College, London, he was appointed chemist at James Muspratt's alkali works in Lancashire; in connexion with alkali he showed that cast-iron vessels could be satisfactorily substituted for silver in the manufacture of caustic soda, and worked out improvements in the production of chlorate of potash.
From that date it was clearly recognized that a fresh implement of great power had been given to the chemist.
In 1766, tired of sea-life, he went to study chemistry at Leipzig, and afterwards devoted himself to metallurgy and assaying at his native place with such success that in 1780 he was appointed chemist to the Freiberg foundries by the elector of Saxony.
In 1785 he became assessor to the superintending board of the foundries, and in 1786 chemist to the porcelain works at Meissen.
John Brown (1722-1787), a once celebrated dissenting divine, author of the Self-Interpreting Bible, ministered in the burgh for 36 years and is buried there; his son John the theologian (1754-1832), and his grandson Samuel (1817-1856), the chemist, noted for his inquiries into the atomic theory, were natives.
He was famous for his versatility, and besides being a distinguished lawyer, jurist and political leader, was "a mathematician, a chemist, a physicist, a mechanician, an inventor, a musician and a composer of music, a man of literary knowledge and practice, a writer of airy and dainty songs, a clever artist with pencil and brush and a humorist of unmistakeable power" (Tyler, Literary History of the American Revolution).
In general, oxides are the most important compounds with which the chemist has to deal, a study of their composition and properties permitting a valuable comparative investigation of the elements.
Berzelius, which at the time his work began were widely accepted as the true theory of the constitution of compound bodies, and opposed a unitary view to the dualistic conception of the Swedish chemist.
In 1864 it was sold to the chemist Theophile Pelouze, whose wife executed extensive restorations.
The methods sketched here do not yet exhaust the armoury of the analytical chemist, but it can only be pointed out in passing that the detection of hydroxylated acids enables the analyst to ascertain the presence of castor oil, just as the isolation and determination of oxidized fatty acids enables him to differentiate blown oils from other oils.
Tests such as the Maumene test, the elaidin test and others, which formerly were the only resource of the chemist, have been practically superseded by the foregoing methods.
The aim of the chemist to produce essential oils on a manufacturing scale is naturally confined at present to the more expensive oils.
Quite apart from the genuineness of a sample, its special aroma constitutes the value of an oil, and in this respect the judging of the value of a given oil may, apart from the purity, be more readily solved by an experienced perfumer than by the chemist.
The eminent botanist and chemist, Dr William Jameson (1796-1872), was a member of its faculty for many years.
He was well known as a field botanist but had spent most of his academic life as a physical and industrial chemist.
Both Ms Wise and Mr McCarthy, a chemist from Waterford, Republic of Ireland, suffered bruises in the struggle.
Imagine as an aspiring chemist you have 100 potential drugs you wish to develop.
The challenges posed by these demands require the analytical chemist to be well versed in a diverse range of scientific areas.
The GAMESS-UK Benchmark is designed to represent the typical range of calculations commonly performed by the ab initio quantum chemist.
He was 46 and a friend for almost 25 years â a research chemist of great talent and an atheist.
Many special shampoos are available from the chemist to treat dandruff, should it become a problem.
Braemar Cottage Chemist Mr Palmer had a dispensary in the room on the left of the entrance to the Cross Keys.
Sophy Lynn opened the first dispensary in Notting Hill in 1988 in an old Chemist's store.
The German physicist and chemist studied electricity and magnetism, and designed a mirror galvanometer.
He started out as an applied chemist working with plywood glues, urethane foams, and other formulated compounds.
Over the years both staff and visitors have reported unusual goings-on, particularly in the chemist and attic areas.