英:['nɒn'lu:mɪnəs]
美:['nɒn'lumɪnəs]
英:['nɒn'lu:mɪnəs]
美:['nɒn'lumɪnəs]
adjective
not emitting light : not luminous a nonluminous celestial body
The results also suggest this galaxy contains a substantial amount of nonluminous matter.—I. Peterson
The first known use of nonluminous was in 1825
1 In this picture, a galaxy sits inside a larger conglomeration of nonluminous particles.
2 The working assumption is that dark matter consists of nonluminous elementary particles, and that dark energy is the energy of space itself.
3 All this points to the existence of a great, nonluminous, unseen mass.
4 Ninety-five percent of all stuff takes mysterious, nonluminous forms dubbed dark matter and dark energy, which betray their presence in the cosmos by attracting and repulsing, respectively, the 5 percent of stuff that’s visible.