simple past tense and past participle of delta

Acronym of Diploma in Teaching English to Speakers of Other Languages, an advanced qualification to teach English, higher than the CELTA, accredited by the University of Cambridge.

(cryptography) To calculate the differences between the characters in an enciphered text and the characters a fixed number of positions previous.

A state of Nigeria in the South South geopolitical zone. Capital: Asaba. Largest city: Warri. / A census-designated place and unincorporated community in Clay County, Alabama.

The Delta variant of COVID-19.

Land at the mouth of a river, shaped by sand and mud.

present participle of delta

plural of delta

(physics) A vector change in velocity, especially a small change as a result of a corresponding change in some other parameter

plural of delta ray