(えいせい)

えいせい
noun
satellite
See also: 衛生(えいせい) (hygiene (衛生))
1. satellite (natural)
A celestial body orbiting a planet, like the moon.
The moon is Earth's satellite.
Jupiter has many moons.
A new moon was discovered.
2. satellite (artificial)
A man-made object orbiting Earth or another body.
To launch an artificial satellite.
衛星(えいせい)放送(ほうそう)()
To watch satellite TV.
They are observing Earth's conditions using satellites.

衛星(えいせい) covers both natural satellites (moons) and artificial satellites. The word comes from (えい) (guard, protect) + (せい) (star), evoking a body that "guards" or orbits a larger one.

COMMON COMPOUNDS:

  • 人工(じんこう)衛星(えいせい): artificial satellite
  • 衛星(えいせい)放送(ほうそう): satellite broadcasting
  • 気象(きしょう)衛星(えいせい): weather satellite
  • 通信(つうしん)衛星(えいせい): communications satellite
  • 衛星(えいせい)写真(しゃしん): satellite photo

COMMON PATTERNS:

  • 衛星(えいせい)()()げる: to launch a satellite
  • 衛星(えいせい)軌道(きどう)()る: a satellite enters orbit

CAUTION:
Do not confuse with 衛生(えいせい) (hygiene) — same reading but different kanji ((せい) vs. (せい)).