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methane

(Encyclopedia)methane mĕthˈān [key], CH4, colorless, odorless, gaseous saturated hydrocarbon; the simplest alkane. It is less dense than air, melts at −184℃, and boils at −161.4℃. It is combustible and c...

Minos

(Encyclopedia)Minos mīˈnŏs, –nəs [key], in Greek mythology, king of Crete, son of Zeus and Europa. He was the husband of Pasiphaë, who bore him Androgeus, Glaucus, Ariadne, and Phaedra. Because Minos failed ...

mite

(Encyclopedia)mite, small, often microscopic arachnid that belongs to several orders in the subclass Acari (or Acarina), to which the tick also belongs; mites and ticks are related to the spiders. The unsegmented m...

Lalique, René

(Encyclopedia)Lalique, René rənāˈ lälēkˈ [key], 1860–1945, French jewelery designer and glassmaker whose works are landmarks of arts nouveau and deco, b. Ay; apprenticed to Parisian goldsmith Louis Aucoq a...

marmot

(Encyclopedia)marmot, ground-living rodent of the genus Marmota, of the squirrel family, closely related to the ground squirrel, prairie dog, and chipmunk. Marmots are found in Eurasia and North America; the best-k...

tenrec

(Encyclopedia)tenrec tĕnˈrĕk [key], any of the small insectivorous mammals of the family Tenrecidae, also called tendrecs or tanrecs. These animals are found on the island of Madagascar. In that closed environme...

selenium

(Encyclopedia)selenium səlēˈnēəm [key], nonmetallic chemical element; symbol Se; at. no. 34; at. wt. 78.96; m.p. 217℃; b.p. about 685℃; sp. gr. 4.81 at 20℃; valence −2, +4, or +6. Selenium is directly ...

serotonin

(Encyclopedia)serotonin sĕrˌətōˈnĭn [key], organic compound that was first recognized as a powerful vasoconstrictor occurring in blood serum. It was partially purified, crystallized, and named in 1948, and it...

chromosome

(Encyclopedia)chromosome krōˈməsōmˌ [key], structural carrier of hereditary characteristics, found in the nucleus of every cell and so named for its readiness to absorb dyes. The term chromosome is usually res...

gibbon

(Encyclopedia)gibbon, small ape, family Hylobatidae, found in the forests of SE Asia. The gibbons are known as the small, or lesser, apes; they are the most highly adapted of the apes to arboreal life. They are hig...