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externality. In DICTIOUS you will not only get to know all the dictionary meanings for the word
externality, but we will also tell you about its etymology, its characteristics and you will know how to say
externality in singular and plural. Everything you need to know about the word
externality you have here. The definition of the word
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English
Etymology
From external + -ity.
Pronunciation
Noun
externality (countable and uncountable, plural externalities)
- (uncountable) The state of being external or externalized.
1916, Ralph Barton Perry, Present philosophical tendencies, page 319:But according to the theory of the externality of relations, terms acquire from their new relations an added character, which does not either condition, or necessarily alter, the character which they already possess.
- (countable) A thing that is external relative to something else.
- (economics, countable) An impact, positive or negative, on any party not involved in a given economic transaction or act.
Waste is a negative externality arising from consumption.
2007, George W. Bush, Executive Order 13422:"(1) Each agency shall identify in writing the specific market failure (such as externalities, market power, lack of information) or other specific problem that it intends to address (including, where applicable, the failures of public institutions) that warrant new agency action, as well as assess the significance of that problem, to enable assessment of whether any new regulation is warranted."
Derived terms
Translations
thing that is external relative to something else
impact on any party not involved in a given economic transaction
See also
Further reading