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mole, in chemistry

(Encyclopedia)mole, in chemistry, a quantity of particles of any type equal to Avogadro's number, or 6.02×1023 particles. One gram-molecular weight of any molecular substance contains exactly one mole of molecules...

pink

(Encyclopedia)CE5 Deptford pink, Dianthus armeria pink, common name for some members of the Caryophyllaceae, a family of small herbs found chiefly in north temperate zones (especially the Mediterranean area) bu...

Évian-les-Bains

(Encyclopedia)Évian-les-Bains āvyäNˈ-lā-băN [key] or Évian, town (1993 est. pop. 7,027), Haute-Savoie dept., E France, on Lake Geneva. It is a fashionable spa at the foot of the Alps. Évian-les-Bains's mine...

kerosene

(Encyclopedia)kerosene or kerosine, colorless, thin mineral oil whose density is between 0.75 and 0.85 grams per cubic centimeter. A mixture of hydrocarbons, it is commonly obtained in the fractional distillation o...

lacquer

(Encyclopedia)lacquer, solution of film-forming materials, natural or synthetic, usually applied as an ornamental or protective coating. Quick-drying synthetic lacquers are used to coat automobiles, furniture, text...

synapse

(Encyclopedia)synapse sĭnˈăps [key], junction between various signal-transmitter cells, either between two neurons or between a neuron and a muscle or gland. A nerve impulse reaches the synapse through the axon,...

loquat

(Encyclopedia)loquat lōˈkwŏt [key], small ornamental evergreen tree (Eriobotrya japonica) and its fruit. It belongs to the family Rosaceae (rose family) and is probably indigenous to China. It has been grown fro...

thyrotropin

(Encyclopedia)thyrotropin thīˌrätrōˈpĭn [key] or thyroid-stimulating hormone (TSH), hormone released by the anterior pituitary gland that stimulates the thyroid gland to release thyroxine. The release of thyr...

isinglass

(Encyclopedia)isinglass īˈzənglăsˌ [key], gelatinous semitransparent substance obtained by cleaning and drying the air bladders of the sturgeon, cod, hake, and other fishes. Isinglass is manufactured in Russia...

tamarisk

(Encyclopedia)tamarisk tămˈərĭsk [key], shrub or small tree of the genus Tamarix, native chiefly to the Mediterranean area and to central Asia. The plants are often heathlike and thrive in arid and coastal regi...