Columbia Encyclopedia

Search results

437 results found

progressive education

(Encyclopedia)progressive education, movement in American education. Confined to a period between the late 19th and mid-20th cent., the term “progressive education” is generally used to refer only to those educ...

Ephrata

(Encyclopedia)Ephrata ĕfˈrətə [key]. <1> Borough (2020 pop. 13,794), Lancaster co., SE Pa., in a ...

Nirenberg, Marshall Warren

(Encyclopedia)Nirenberg, Marshall Warren, 1927–2010, American biochemist, b. Brooklyn, N.Y., Ph.D., Univ. of Michigan, 1947. He spent his entire career as a researcher at the National Institutes of Health. Nirenb...

Parker, Francis Wayland

(Encyclopedia)Parker, Francis Wayland, 1837–1902, American educator, b. Bedford, N.H. At the age of 16 he began his first job as a teacher in New Hampshire. After serving with the Union army in the Civil War, he ...

Bernstein, Eduard

(Encyclopedia)Bernstein, Eduard āˈdo͞oärt bĕrnˈshtīn [key], 1850–1932, German socialist. From 1872 he was actively associated with the Social Democratic party. In 1878, antisocialist legislation sent him i...

Chern, Shiing-Shen

(Encyclopedia)Chern, Shiing-Shen, 1911–2004, Chinese-American mathematician, b. Kashing (now Jiaxing), China, D.Sc. Hamburg, 1936. While undertaking graduate studies in China (1932–34), Chern developed what bec...

epinephrine

(Encyclopedia)epinephrine ĕpˌənĕfˈrīn [key], hormone important to the body's metabolism, also known as adrenaline. Epinephrine, a catecholamine, together with norepinephrine, is secreted principally by the me...

Mendelssohn, Moses

(Encyclopedia)Mendelssohn, Moses mĕnˈdəlsən, Ger. mōˈzĕs mĕnˈdəls-zōnˌ [key], 1729–86, German-Jewish philosopher; grandfather of Felix Mendelssohn. He was a leader in the movement for cultural assimil...

Turnverein

(Encyclopedia)Turnverein to͝ornˈfərīn [key], society of a type originated in Prussia by Friedrich Ludwig Jahn. The first hall of such a society was built in 1811 on the Hasenheide athletic grounds, near Berlin....

Eisenach

(Encyclopedia)Eisenach īˈzənäkh [key], city, Thuringia, central Germany. It is an industrial center and ...