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sodium chloride

(Encyclopedia)sodium chloride, NaCl, common salt. Salt is important in many ways. It is an essential part of the diet of both humans and animals and is a part of most animal fluids, such as blood, sweat, and te...

Couperus, Louis Marie Anne

(Encyclopedia)Couperus, Louis Marie Anne lwē märēˈ än ko͞opāˈro͝os [key], 1863–1923, Dutch novelist. In his early works he emphasized with graceful irony the determining forces of human history and envir...

Corona Borealis

(Encyclopedia)Corona Borealis bôrēălˈəs [key] [Lat.,=the northern crown], northern constellation lying between Hercules and Boötes. Its name derives from the crown Bacchus gave Ariadne when she was deserted b...

espalier

(Encyclopedia)espalier ĕspălˈyər [key], trellis or lattice used in horticulture for training a tree or vine flat against a wall, either for ornament or to fit it into a small space, allowing it to get a maximum...

Estremadura, region, Portugal

(Encyclopedia)Estremadura əshtrəmədo͞oˈrə [key], region, W Portugal, formerly a province, now divided between the provinces of Estremadura and Ribatejo, with a small part in Beira Litoral. Estremadura provinc...

Falconet, Étienne Maurice

(Encyclopedia)Falconet, Étienne Maurice ātyĕnˈ môrēsˈ fälkōnāˈ [key], 1716–91, French sculptor; pupil of Lemoyne. Under Louis XV he became director of sculpture at the Sèvres porcelain factory, where ...

erythema

(Encyclopedia)erythema ĕrˌəthēˈmə [key], more or less diffuse redness of the skin due to concentration of an abnormally large amount of blood within the small vessels of the skin (hyperemia), as in burns. Ery...

antitoxin

(Encyclopedia)antitoxin, any of a group of antibodies formed in the body as a response to the introduction of poisonous products, or toxins. By introducing small amounts of a specific toxin into the healthy body, i...

Host

(Encyclopedia)Host [Lat.,=sacrificial victim], in Roman Catholic practice, consecrated wafer of the Eucharist. The bread used is pure white and unleavened, baked in small disks. The Hosts not consumed at Mass are s...

Hercules'-club

(Encyclopedia)Hercules'-club, common name for several small, thorny trees, chiefly the devil's-walking-stick of the family Aralaceae (ginseng family) and the prickly ash of the family Rutaceae (orange family). The ...