terrestrial time
terrestrial time · terrestrial times
A time standard proposed by Sandford Fleming in the late 19th century to replace…A time standard proposed by Sandford Fleming in the late 19th century to replace Greenwich time and Paris time by one that is universally adopted.
Meaning
2 sensesA time standard proposed by Sandford Fleming in the late 19th century to replace Greenwich time and Paris time by one that is universally adopted.
Time based on the time system used on Earth, consisting of 24-hour days.
More definitions
- (astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities of the Earth's motions
Forms
plural: terrestrial times| Singular | terrestrial time |
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regular
Synonyms
4 synonymsClose in meaning
- (astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities of the Earth's motions:TTterrestrial dynamical timeTDTephemeris time