Exobiotic

adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    An exobiotic substance, especially one that influences the functioning of an organ or biological process.

    "We have listed an example of an exobiotic which influences each identified step, but it should be remembered that this is far from an exhaustive list of the exobiotics which affect adrenal function."

Adjective
  1. 1
    From outside of an organism or from the substrate. not-comparable

    "Work historically performed by toxicologists has provided an impressive list of endogenous and exobiotic compounds termed peroxisome proliferators (PP) which were so named for their ability following chronic high dose administration to rodents, to increase the number and activities of an essential intracellular organelle termed the peroxisome."

  2. 2
    Of or pertaining to exobiology. not-comparable

    "For example, terran contamination could result in the introduction of exobiotic organisms, the initiation of chemical reactions or changes, or the mutation of either 12 indigenous or exogenous organisms."

Example

More examples

"Work historically performed by toxicologists has provided an impressive list of endogenous and exobiotic compounds termed peroxisome proliferators (PP) which were so named for their ability following chronic high dose administration to rodents, to increase the number and activities of an essential intracellular organelle termed the peroxisome."

Etymology

From exo- + biotic.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.