Search

Search results

Displaying 361 - 370

refraction

(Encyclopedia) refraction, in physics, deflection of a wave on passing obliquely from one transparent medium into a second medium in which its speed is different, as the passage of a light ray from…

neurotransmitter

(Encyclopedia) neurotransmitter, chemical that transmits information across the junction (synapse) that separates one nerve cell (neuron) from another nerve cell or a muscle. Neurotransmitters are…

Lowell, James Russell

(Encyclopedia) Lowell, James Russell, 1819–91, American poet, critic, and editor, b. Cambridge, Mass. He was influential in revitalizing the intellectual life of New England in the mid-19th cent.…

lungs

(Encyclopedia) lungs, elastic organs used for breathing in vertebrate animals, excluding most fish, which use gills, and a few amphibian species that respire through the skin. The word is sometimes…

diffraction

(Encyclopedia) diffraction, bending of waves around the edge of an obstacle. When light strikes an opaque body, for instance, a shadow forms on the side of the body that is shielded from the light…

acoustics

(Encyclopedia) acousticsacousticsək&oomacr;ˈstĭks [key] [Gr.,=the facts about hearing], the science of sound, including its production, propagation, and effects. Various branches of acoustics…

Berrigan brothers

(Encyclopedia) Berrigan brothersBerrigan brothersbĕrˈĭgən [key], American Catholic priests, writers, and social activists. Daniel Berrigan, 1921–2016, b. Syracuse, N.Y., was ordained in the Society…

Céline, Louis Ferdinand

(Encyclopedia) Céline, Louis FerdinandCéline, Louis Ferdinandlwē fĕrdēnNˈ sālēnˈ [key], 1894–1961, French author, whose real name was Louis Ferdinand Destouches. Céline wrote grim, scatological, and…

Sample Essays: Significant Experience

  Please select from the following sample application essays: Essay 1: Princeton | Essay 2: Harvard | Essay 3: Princeton | Essay 4: Brown Note: The following essays were not edited by EssayEdge…