Ack-ackWordNet Explorer
Explore synonyms, antonyms, hypernyms, hyponyms, and semantic relationships for “ack-ack” powered by Princeton WordNet.
noun
artillery designed to shoot upward at airplanes
noun
a weapon that discharges a missile at high velocity (especially from a metal tube or barrel)
noun
an automatic double-barreled antiaircraft gun
noun
a computer for controlling antiaircraft fire that computes the position of an aircraft at the instant of a shell's arrival