|
Secondary is an adjective meaning "second" or "second hand". It may refer to: * The group of (usually at least four) defensive backs in American football and Canadian football * An obsolete name for the Mesozoic in geosciences * The secondary winding, or the electrical or electronic circuit connected to the secondary winding in a transformer * Secondary emission, the phenomenon where primary incident particles of sufficient energy, when hitting a surface or passing through some material, induce the emission of secondary particles * * Secondary electrons, electrons generated as ionization products * Secondary color * Secondary craters are often called "secondaries" * Secondary consumers in ecology Trophic dynamics * Secondary dominant in music * Secondary education * * Secondary school - The type of school at the secondary level of education * Secondary market, an aftermarket where financial assets are traded * Secondary market offering * Secondary mirror, second mirror element/focusing surface in a reflecting telescope * Secondary neoplasm * Secondaries, the second-largest group of remiges (wing feathers), which attach to the inner lower arm * Private equity secondary market, investment in an existing private equity fund or other alternative asset 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Secondary」の詳細全文を読む スポンサード リンク
|