視し正しょう午ご

noun

apparent noon; true noon

Astronomical term for the moment when the sun crosses the observer's meridian. Contrasts with 真正午 (mean noon).

See also: 真正午

• 視し正しょう午ごは、太たい陽ようが真ま南なみに来くる時じ刻こくです。

  Apparent noon is the time when the sun reaches true south.

• 視し正しょう午ごと真しん正しょう午ごの差さは均きん時じ差さと呼よばれます。

  The difference between apparent noon and mean noon is called the equation of time.