(Encyclopedia) color blindness, visual defect resulting in the inability to distinguish colors. About 8% of men and 0.5% of women experience some difficulty in color perception. Color blindness is…
(Encyclopedia) Alaskan malamuteAlaskan malamutemălˈəmy&oomacr;tˌ [key], breed of strong, compact working dog believed to be one of the oldest arctic sled dogs. It stands about 23 in. (58.2 cm)…
(Encyclopedia) codling mothcodling mothkŏdˈlĭng [key], small moth, Carpocapsa pomonella, whose larva is the destructive apple worm. Of European origin, it is now found wherever apples are grown. The…
(Encyclopedia) chernozemchernozemchĕrˈnəzĕmˌ [key] or black earth, variety of soil rich in organic matter in the form of humus. It is generally a modified type of loess. True chernozem is black in…
(Encyclopedia) chalcedonychalcedonykălsĕdˈənē [key] [from Chalcedon], form of quartz the crystals of which are so minute that its crystalline structure cannot be seen except with the aid of a…
(Encyclopedia) ipecacipecacĭpˈĭkăk [key], drug obtained from the dried roots of a creeping shrub, Cephaelis (or Psychotria) ipecacuanha, native to Brazil but cultivated in other tropical climates.…
(Encyclopedia) Inns of Court, collective name of the four legal societies in London that have the exclusive right of admission to the bar. These societies—Lincoln's Inn, Gray's Inn, the Inner Temple…
(Encyclopedia) mildew, name for certain fungi and protists, for the diseases they cause in various crops, and for the discoloration (and sometimes the weakening and disintegration) they cause in such…
(Encyclopedia) partridge, common name applied to various henlike birds of several families. The true partridges of the Old World are members of the pheasant family (Phasianidae); the common European…
(Encyclopedia) nutcracker, common name for a small crow of the genus Nucifraga in the family Corvidae (crow family). The Old World nutcracker (N. caryocatactes) is found throughout the colder regions…
