scale division interval
71Octoechos — This article is about the Byzantine musical system of eight modes. For the book of liturgical texts set to those modes, see Octoechos (liturgy). Oktōēchos (here transcribed Octoechos ; Greek: Ὀκτώηχος, from ὀκτώ eight + ἦχος sound, mode called… …
72Nenano — Phthora Nenano (gr. φθορά νενανῶ, also νενανὼ) is the name of one of the two extra modes in the Byzantine Octoechos an eight mode system, which was created by a reform of the Monastery Agios Sabas, near Jerusalem, during the seventh century.… …
7372 equal temperament — In music, 72 equal temperament, called twelfth tone, 72 tet, 72 edo, or 72 et, is the tempered scale derived by dividing the octave into twelfth tones, or in other words 72 equally large steps. Each step represents a frequency ratio of 21/72, or… …
74education — /ej oo kay sheuhn/, n. 1. the act or process of imparting or acquiring general knowledge, developing the powers of reasoning and judgment, and generally of preparing oneself or others intellectually for mature life. 2. the act or process of… …
75atmosphere, evolution of — Introduction the development of Earth s (Earth) atmosphere across geologic time. The process by which the current atmosphere arose from earlier conditions is complex; however, evidence related to the evolution of Earth s atmosphere, though… …
76Julian day — JDN redirects here. For the military IT system, see Joint Data Network. For the comic book character Julian Gregory Day, see Calendar Man. Not to be confused with Julian year (disambiguation). Julian day is used in the Julian date (JD) system of… …
77Cochin International Airport — For the regional airport near Kōchi, Japan, see Kōchi Ryōma Airport. Cochin International Airport കൊച്ചി അന്താരാഷ്ട്ര വിമാനത്താവളം Nedumbassery Airport …
78Surplus product — Part of a series on Marxism …
79Spain — /spayn/, n. a kingdom in SW Europe. Including the Balearic and Canary islands, 39,244,195; 194,988 sq. mi. (505,019 sq. km). Cap.: Madrid. Spanish, España. * * * Spain Introduction Spain Background: Spain s powerful world empire of the 16th and… …
80Nobel Prizes — ▪ 2009 Introduction Prize for Peace The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …
