All Words Glossary

Glossary of Ecology Terms
beginning with letter O
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obligate Tweet Definition of obligate Like Definition of obligate on Facebook
adjective
  1. (biology) Able to exist or survive only in a particular environment or by assuming a particular role: an obligate parasite; an obligate anaerobe.
  2. Absolutely indispensable; essential.
oligotrophic Tweet Definition of oligotrophic Like Definition of oligotrophic on Facebook
adjective
  1. (context, of a diet) being deficient in nutrition
  2. (context, of a lake or an ocean etc) being deficient in plant nutrients, such as nitrogen or phosphorus
oligotrophy Tweet Definition of oligotrophy Like Definition of oligotrophy on Facebook
noun
  1. the condition of being oligotrophic
omnivore Tweet Definition of omnivore Like Definition of omnivore on Facebook
noun
  1. An animal which is able to consume both plants (like a herbivore) and meat (like a carnivore).
Bears are omnivores, they can eat plants but they enjoy eating fish.
omnivorous Tweet Definition of omnivorous Like Definition of omnivorous on Facebook
adjective
  1. having the ability to eat both animal and vegetable food
omophagia Tweet Definition of omophagia Like Definition of omophagia on Facebook
noun
  1. the eating of raw food, especially raw flesh
  • 1936: Omophagia, that"s it! Do you like that word? Take it away with you! " Henry Miller, Black Spring
  • 1992: Uncomfortably, I thought of the Bacchae: hooves and bloody ribs, scraps dangling from the fir trees. There was a word for it in Greek: . " Donna Tartt, The Secret History

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