dead reckoning

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. an estimate based on little or no information
• Syn:
guess, guesswork, guessing, shot
• Derivationally related forms:
guess (for: guessing), guess (for: guess)
• Hypernyms:
estimate, estimation, approximation, idea
2. navigation without the aid of celestial observations
• Hypernyms:
navigation, pilotage, piloting

• Từ đồng nghĩa / Synonyms:
  guess, guesswork, guessing, shot