eco

comparative more eco · superlative most eco

1. abbreviationclippingClipping of ecological: environmentally friendly or sensitive.

   Check the eco credentials of your paint – not all are what they say on the tin.

   2019, Roger Hunt, Marianne Suhr, Old House Eco Handbook, page 156

   1 more example

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

   2008 December 28, Lucy Siegle, “Why older isn't always wiser”, in The Observer

2. abbreviationclippingClipping of economy (“affording economical use, e.g. of an appliance”).

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

plural ecos

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.

plural ECOs

1. USabbreviationcountableuncountableaerospaceAbbreviation of engine cutoff.
2. abbreviationcountableinitialismuncountableastronomyInitialism of eternally collapsing object, a type of black hole replacement, to avoid having gravitational singularities.

1. abbreviationinitialismInitialism of Energy Company Obligation.

1. abbreviationinitialismboard gamesInitialism of Encyclopaedia of Chess Openings.