Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Produced by living organisms or biological processes.
  • adj. Necessary for the maintenance of life processes.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. produced by living organisms, or by a biological process
  • adj. essential for the maintenance of life

from the GNU version of the Collaborative International Dictionary of English

  • adj. produced by living organisms.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. essential for maintaining the fundamental life processes
  • adj. produced by living organisms or biological processes

Etymologies

bio- + -genic (Wiktionary)

Examples

  • Haeckel’s biggest error was an idea he called the biogenic law, which never became mainstream biology.

    The Ruse - Woodward debate: an introduction to political creationism - The Panda's Thumb

  • With his drawings and accompanying descriptions, Haeckel promoted the idea that “ontogeny recapitulates phylogeny,” also called the biogenic law.

    Haeckel had a point - The Panda's Thumb

  • Cabbages and most vegetation emit chemicals called biogenic volatile organic compounds, or BVOCs, that are mostly undetectable by humans.

    Scientific American

  • According to BBC News, in response to all these disruptions, plants will emit greater levels of fragrant chemicals called biogenic volatile organic compounds (BVOCs). hat will then alter how plants interact with one another and defend themselves against pests, according to a major scientific review.

    Medindia Health News

  • In response to all these disruptions, plants will emit greater levels of fragrant chemicals called biogenic volatile organic compounds.

    BBC News | News Front Page | World Edition

  • A small group of chemically related molecules, known as biogenic amines, regulates various neuropsychological processes and behaviour patterns.

    R&D Mag - News

  • According to the heads of a recent research review, "the world may already be becoming more fragrant, as plants have already begun emitting more smelly chemicals" known as biogenic volatile organic compounds (BVOCs), the BBC's Earth News service reports.

    TreeHugger

  • Dopamine and serotonin are members of a class of neurochemicals called biogenic amines, which function in neuronal circuitry throughout the brain.

    Science Blog - Science news straight from the source

  • Finally, and most importantly, the exhalations of humans and animals are biogenic, meaning that they are essentially "carbon neutral" (unlike the emissions from burning gasoline).

    TreeHugger

  • Now Kakani Katija and John Dabiri at the California Institute of Technology have developed a way to estimate the extent of "biogenic" mixing.

    innovations-report

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