spy satellite
Học thuậtThân thiện
Definition
- Noun:
- An artificial Earth satellite equipped with sensors designed to gather intelligence, typically for military or security purposes: A "spy satellite" is an orbital vehicle used for reconnaissance, surveillance, or intelligence collection. Its primary function is to observe activities on Earth from space. While a classic function is to detect events like nuclear explosions, modern spy satellites are also used for monitoring military installations, tracking troop movements, and imaging terrain.
Usage Examples
- Noun:
- The government launched a new spy satellite to monitor the region.
- Images from the spy satellite revealed the construction of a new military base.
- The treaty verification relies partly on data from spy satellites capable of detecting nuclear tests.
Advanced Usage
- "to deploy a spy satellite": to place a spy satellite into operational orbit.
- The agency plans to deploy a new generation of spy satellites next year.
- "spy satellite imagery": photographic or sensor data collected by a spy satellite.
- The analysis of the spy satellite imagery confirmed our suspicions.
Variants and Related Words
- Reconnaissance satellite (n): Another term for a spy satellite, emphasizing its information-gathering role.
- Reconnaissance satellites are a critical tool for modern intelligence.
- Surveillance satellite (n): A satellite used for continuous observation, often overlapping with the function of a spy satellite.
- Imaging satellite (n): A broader category of satellites that capture pictures of Earth, which includes commercial and scientific satellites as well as spy satellites.
Synonyms
- Reconnaissance satellite: A satellite used for military observation.
- Observation satellite: A general term for a satellite designed to observe Earth.
Related Phrases
- Satellite intelligence: Intelligence information obtained from satellite observations.
- Satellite intelligence played a key role in the assessment.
- Overhead reconnaissance: The practice of gathering intelligence from platforms above the Earth, such as satellites or aircraft.
- The doctrine emphasizes the importance of overhead reconnaissance.
Noun
- a satellite with sensors to detect nuclear explosions