(economics) Initialism of emissions trading scheme. / (medicine) Initialism of environmental tobacco smoke. / (military, US) Initialism of end of term of service or expiration of term of service.

Initialism of Educational Testing Service: the world's largest private nonprofit educational testing and assessment organization, founded in 1947.

plural of ET

(informal, dialectal) Pronunciation spelling of ate, the simple past tense and past participle of eat

(uncountable) Initialism of Eastern Time (-5 hours to GMT). / (countable) Abbreviation of extraterrestrial. / (music, countable) Initialism of escape tone.

Used to form diminutives, loosely construed.

(chemistry) Abbreviation of ethyl. (-C₂H₅)

(uncommon) The full form of etc.: and so forth, and the rest.

Something in addition, which can easily be understood.

And others; to complete a list, especially of persons, as authors of a published work.