dark energy
repulsive property with constant energy density theorized to make up most of the universe’s energy content to account for its observed expansion
en-GB/ˈdɑːk ˈɛnəd͡ʒɪ/
en-US/ˈdɑɹk ˈɛnɚd͡ʒi/
repulsive property with constant energy density theorized to make up most of the universe’s energy content to account for its observed expansion