galactic

adjective

1. Astronomy.
   1. of or relating to a galaxy.
   2. of or relating to the Milky Way.
2. immense; huge; vast: a problem of galactic proportions.
3. Physiology. pertaining to or stimulating the secretion of milk.

adjective

1. astronomy of or relating to a galaxy, esp the Galaxythe galactic plane
2. med of or relating to milk

adj.

1839, “of the Milky Way,” from Late Latin galacticus, from galaxias (see galaxy). In modern scientific sense “pertaining to (our) galaxy,” from 1849.

adj.

1. Relating to milk.
2. Promoting the flow of milk.