moon-culminating Meaning, Definition & Usage

Moon"-cul"mi*na`ting adjective
Definitions
  1. Culminating, or coming to the meredian, at or about the same time with the moon; -- said of a star or stars, esp. of certain stars selected beforehand, and named in an ephemeris (as the Nautical Almanac), as suitable to be observed in connection with the moon at culmination, for determining terrestrial longitude.

Webster 1913