noun: 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.
adjective: Clipping of ecological. Environmentally friendly or sensitive. [Relating to ecology, the interrelationships of organisms and their environment.]
adjective: Clipping of economy. Affording economical use, e.g. of an appliance. [Cheap to run; using minimal resources; representing good value for money; economical.]
noun: (US, astronautics) Abbreviation of engine cut-off or engine cutoff. (a NASA term for when rocket engines are shut down)
noun: (astronomy, physics) Initialism of eternally collapsing object. (a type of black hole replacement, to avoid having gravitational singularities) [A proposed alternative to a black hole whose collapse continually slows down, and that does not form an event horizon]