radio halo
/ˌreɪdɪəʊˈheɪləʊ/Astronomy
noun
A diffuse region of radio-emitting material surrounding an object such as a radio galaxy or a pulsar.
Origin
1950s. From radio- + halo.
- come into effect
- come into its (or one's) own
- come into line
- come into (or go out of) operation
- come into (or go out of) use
- come into (or to) one's kingdom
- come into play
- come into question
- come into the world
- comeliness
- comely
- come naturally
- come of
- come of age
- come off
- come off it
- come off second best
- come on
- come one's way
- come on strong
- come on to
- come (or appear or arrive) on the scene
- come (or bring someone) back (down) to earth
- come (or bring someone) to life
- come (or fall) apart at the seams