Columbia Encyclopedia

Search results

500 results found

plateresque

(Encyclopedia)plateresque plătərĕskˈ [key] [Span.,=silversmith], earliest phase of Spanish Renaissance architecture and decoration, in the early 16th cent. Its richness of effect was primarily based upon the wo...

pineal gland

(Encyclopedia)pineal gland pĭnˈeəl [key], small organ (about the size of a pea) situated in the brain. Long considered vestigial in humans, the structure, which is also called the pineal body or the epiphysis, i...

rudder

(Encyclopedia)rudder, mechanism for steering an airplane or a ship. In ships it is a flat-surfaced structure hinged to the stern and controlled by a helm. When the ship is on a straight course, the rudder is in lin...

Saint John the Divine, Cathedral of

(Encyclopedia)Saint John the Divine, Cathedral of, New York City, the world's largest Gothic cathedral. The Episcopal cathedral was begun in 1892 in the Byzantine-Romanesque style after designs by G. L. Heins and C...

tissue

(Encyclopedia)tissue, in biology, aggregation of cells that are similar in form and function and the intercellular substances produced by them. The fundamental tissues in animals are epithelial, nerve, connective, ...

rheology

(Encyclopedia)rheology rēŏlˈəjē [key], branch of physics dealing with the deformation and flow of matter. It is particularly concerned with the properties of matter that determine its behavior when a mechanica...

nose

(Encyclopedia)nose, olfactory and respiratory organ, located between the eyes. The external nose, composed of bone and cartilage, is the most prominent feature of the face in humans. The internal nose is a hollow s...

Perret, Auguste

(Encyclopedia)Perret, Auguste ōgüstˈ pĕrāˈ [key], 1874–1954, French architect. He left the Académie des Beaux-Arts in Paris to join the family construction firm with his brother Gustave, and began to exper...

nave

(Encyclopedia)nave nāv [key], in general, all that part of a church that extends from the atrium to the altar and is intended exclusively for the laity. In a strictly architectural sense, however, the term indicat...

opal

(Encyclopedia)opal ōˈpəl [key], a mineral consisting of poorly crystalline to amorphous silica, SiO2·nH2O; the water content is quite variable but usually ranges from 3% to 10%. Common opal is usually colorless...