lunar interval

lunar interval

[′lü·nər ′in·tər·vəl]
(astronomy)
The difference in time between the transit of the moon over the Greenwich meridian and a local meridian; the lunar interval equals the difference between the Greenwich and local intervals of a tide or current phase.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
In summer, lunar intervals are shorter than daylight intervals, so a major at noon is preceded by a minor well after dawn, and followed by a minor well before twilight.