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blazonry

(Encyclopedia)blazonry blāˈzənrē [key], science of describing or depicting armorial bearings. The introduction, since the Middle Ages, of artificial rules and fanciful medieval terms has complicated the science...

af Klint, Hilma

(Encyclopedia)af Klint, Hilma, 1862–1944, Swedish painter, grad. Swedish Royal Academy of Fine Arts, Stockholm (1887). She began painting mainly landscapes and portraits, but is known for her compelling abstract ...

vase

(Encyclopedia)vase, vessel of pottery, glass, metal, stone, wood, or synthetic material. The pottery vase was anciently employed as a container for water (a hydria), wine and other products (an amphora), or oil (a ...

White Nile

(Encyclopedia)White Nile, river, one of the chief tributaries of the Nile, E Africa. The name is sometimes used for the 600 mi (970 km) long section of the river known as the Bahr el Abiad that extends upstream fro...

West Nile virus

(Encyclopedia)West Nile virus, microorganism and the infection resulting from it, which typically produces no symptoms or a flulike condition. The virus is a flavivirus and is related to a number of viruses that ca...

fish, in zoology

(Encyclopedia)CE5 Anatomy of a ray-finned fish fish, limbless aquatic vertebrate animal with fins and internal gills. Traditionally the living fish have been divided into three class: the primitive jawless fish...

tile

(Encyclopedia)tile, one of the ceramic products used in building, to which group brick and terra-cotta also belong. The term designates the finished baked clay—the material of a wide variety of units used in arch...

health insurance

(Encyclopedia)health insurance, prepayment plan providing services or cash indemnities for medical care needed in times of illness or disability. It is effected by voluntary plans, either commercial or nonprofit, o...

cat

(Encyclopedia)cat, name applied broadly to the carnivorous mammals constituting the family Felidae, and specifically to the domestic cat, Felis catus. The great roaring cats, the lion, tiger, and leopard are anatom...

Didion, Joan

(Encyclopedia)Didion, Joan dĭdˈēŏn [key], 1934–2021, American writer, b. Sacramento, Calif., Univ. of ...