Eco

//ˈiːkəʊ// adj, name, noun

adj, name, noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A proposed name for the common currency that the West African Monetary Zone plans to introduce in the framework of the Economic Community of West African States.
  2. 2
    Abbreviation of engine cutoff. US, abbreviation, alt-of, countable, uncountable
  3. 3
    Initialism of eternally collapsing object, a type of black hole replacement, to avoid having gravitational singularities. abbreviation, alt-of, countable, initialism, uncountable
Adjective
  1. 1
    Clipping of ecological: environmentally friendly or sensitive. abbreviation, alt-of, clipping

    "Except that the smart eco (and fiscal) thing to do is to wait until your current appliance has reached its break-even point […]"

  2. 2
    Clipping of economy (“affording economical use, e.g. of an appliance”). abbreviation, alt-of, clipping

    "This vacuum cleaner has an eco setting which preserves battery life."

Proper Noun
  1. 1
    Initialism of Energy Company Obligation. abbreviation, alt-of, initialism

Example

More examples

"Umberto Eco is a thinker who has written extensively on semiology."

Etymology

Etymology 1

By clipping.

Etymology 2

From ECOWAS, the Economic Community of West African States, who propose to use the currency.

Related phrases

eco hoteleco round

More for "eco"

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