ack
suomi-englanti sanakirjaack englanniksi
(ISO 639)
The letter A as used in signalling and other types of communications.
{{quote-text|en|year=1929|author=Frederic Manning|title=The Middle Parts of Fortune|page=173|publisher=Vintage|year_published=2014
(alt form of).
Expressing distaste, alarm, or trepidation.
to act
an electric accumulator.