1. a program of space flights undertaken by US to land a man on the Moon; - Example: "the first lunar landing was achieved by the Apollo program on July 20, 1969"
WordNet (r) 3.0 (2006):
Apollo program
n 1: a program of space flights undertaken by US to land a man
on the Moon; "the first lunar landing was achieved by the
Apollo program on July 20, 1969"