noun Etymology: 2mass + concentration Date: 1968 any of the high-density regions below the surface of lunar maria that are held to perturb the motion of spacecraft in lunar orbit
MASCON
Meaning of MASCON in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012