Word.ws English Dictionary

exobiotic

exobiotic adjective: from outside of an organism or from the substrate.

Adjective

exobiotic (not comparable)

  1. From outside of an organism or from the substrate.
    • 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...2000, Mohammed Y. Kalimi, William Regelson, Dehydroepiandrosterone (DHEA), →ISBN
    • Little is known about the clinical safety of exobiotic polymers.2012, Henrik S. Thomsen, Robert N. Muller, Robert F. Mattrey, Trends in Contrast Media, →ISBN, page 185
  2. Of or pertaining to exobiology.
    • 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.1981, Proceedings - Volume 23, page 109
    • Around me were computer databases filled with records of innumerable galaxies, exobiotic life forms and extraterrestrial cultures.2002, Linda Johnsen, The Living Goddess, →ISBN

Noun

exobiotic (plural exobiotics)

  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.1996, Philip W. Harvey, Adrenal in Toxicology: Target Organ and Modulator of Toxicity, →ISBN, page 74
    • The liver is exposed to millions of antigens and exobiotics. If every contact would stimulate the immune system, the liver would be in a permanent state of inflammation.2010, Pere Ginès, Chronic Liver Failure: Mechanisms and Management, page 43

Examples of exobiotic in a sentence

  • Due to soil types and other exobiotic factors (e.g^([sic]) water supply and temperature) many microenvironments may be present, leading to the need for polysaccharides adapted to these conditions.2013, B.B. Biswas, H.K. Das, Plant-Microbe Interactions, →ISBN, page 74:
  • Some kind of exobiotic plague had run through the animal stock seven months back, and half of them had died.2012, Michael Reaves, Steve Perry, Star Wars: Death Star, →ISBN, page 77:

Antonyms of exobiotic

Forms of exobiotic

pluralexobiotics

Origin of exobiotic

From exo- + biotic.

Words formed from exobiotic

  • exobiotically

Questions about exobiotic

What does exobiotic mean?
Exobiotic means from outside of an organism or from the substrate.
How do you use exobiotic in a sentence?
Due to soil types and other exobiotic factors (e.g^([sic]) water supply and temperature) many microenvironments may be present, leading to the need for polysaccharides adapted to these conditions.
What part of speech is exobiotic?
Exobiotic can be an adjective or a noun.

Words near exobiotic in the dictionary

  1. exobiologically
  2. exobiologies
  3. exobiologist
  4. exobiologists
  5. exobiology
  6. exobiotic
  7. exobiotics
  8. exocannibal
  9. exocannibalism
  10. exocannibals
  11. exocanthion

Source and license

Adapted from Wiktionary: exobiotic (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “exobiotic.” Word.ws, https://word.ws/exobiotic. Based on Wiktionary, CC BY-SA 4.0.