Delta

Etymology
.

Noun

 * 1)  Signal flag for the letter D.
 * 2)  UTC+04:00
 * 1)  UTC+04:00

Translations

 * Czech:
 * English: Dog
 * Estonian: Dora
 * Finnish:
 * Italian: Domodossola
 * Portuguese:
 * Swedish:

Noun

 * 1) The Delta variant of COVID-19.

Noun

 * 1) delta (Greek letter)