Dictionary: A   B   C   D   E   F   G   H   I   J   K   L   M   N   O   P   Q   R   S   T   U   V   W   X   Y   Z

Background extinction

background extinction
background extinction
The ongoing extinction of individual species due to environmental or ecological factors such as climate change, disease, loss of habitat, or competitive disadvantage in relation to other species. Background extinction occurs at a fairly steady rate over geological time and is the result of normal evolutionary processes, with only a limited number of species in an ecosystem being affected at any one time. Compare mass extinction.


Read Also:

  • Background processing

    noun (computing) the ability of a system to perform a low-priority task while, at the same time, dealing with a main application

  • Background radiation

    noun See cosmic background radiation background radiation back·ground radiation (bāk’ground’) n. Relatively constant low-level radiation from environmental sources such as building materials, cosmic rays, and ingested radionucleides in the body. Low-level radiation at the surface of the Earth that comes from cosmic rays and from small amounts of radioactive materials in rocks and the atmosphere.

  • Backed

    having a back, backing, setting, or support (often used in combination): a low-backed sofa. (of fabric) having an extra set of threads in either the warp or the weft to provide added warmth. Compare double cloth. Photography. (of a film or plate) coated with a substance for absorbing light and thereby reducing halation. the rear […]

  • Backie

    noun (Brit, informal) a ride on the back of someone’s bicycle

Disclaimer: Background extinction definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.