espial

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the act of detecting something;
catching sight of something
• Syn:
detection, catching, spying, spotting
• Derivationally related forms:
spot (for: spotting), spy (for: spying), espy, detect (for: detection)
• Hypernyms:
discovery, find, uncovering

• Từ đồng nghĩa / Synonyms:
  detection, catching, spying, spotting