definitions may be altered
1Definitions of science fiction — Science fiction includes such a wide range of themes and subgenres that it is notoriously difficult to define.[1] This is a list of definitions that have been offered by authors, editors, critics and fans over the years since science fiction… …
2Jealousy definitions — A definition of jealousy is an attempt to identify the essential qualities of jealousy and distinguish it from other concepts. The complexity of jealousy allows people to define it in different ways. Dictionary definitions describe popular… …
3Historical definitions of race — The historical definition of race was an immutable and distinct type or species, sharing distinct racial characteristics such as constitution, temperament, and mental abilities. These races were not conceived as being related with each other, but …
4Marine protected area — Milford Sound, New Zealand is a Strict Marine Reserve (Category Ia) Mitre Peak, the mountain at left, rises 1,692 m (5,551 ft) above the sea.[1] Marine protected areas, like any protected area, are regions in which human activity has… …
5Chord names and symbols (jazz and pop music) — CΔ7, or major seventh chord on C  Play ( …
6Pedophilia — This article is primarily about the sexual interest in prepubescent children. For the sexual act, see Child sexual abuse. For the primary sexual interest in 11–14 year old pubescents, see Hebephilia. For mid to late adolescents (15 19), see… …
7Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
8architecture — /ahr ki tek cheuhr/, n. 1. the profession of designing buildings, open areas, communities, and other artificial constructions and environments, usually with some regard to aesthetic effect. Architecture often includes design or selection of… …
9Russia — /rush euh/, n. 1. Also called Russian Empire. Russian, Rossiya. a former empire in E Europe and N and W Asia: overthrown by the Russian Revolution 1917. Cap.: St. Petersburg (1703 1917). 2. See Union of Soviet Socialist Republics. 3. See Russian… …
10Vehicle history report — A vehicle history report in the US contains important information about a used vehicle’s past. These reports generally show title records from each state DMV, along with salvage and insurance total loss records and accident records (1, 2, 7).… …
