Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb detect
1 sense of detect
Sense 1
detect, observe, find, discover, notice -- (discover or determine the existence, presence, or fact of; "She detected high levels of lead in her drinking water"; "We found traces of lead in the paint")
=> spy, sight -- (catch sight of; to perceive with the eyes; "he caught sight of the king's men coming over the ridge")