Heads of network excited as radio star approaches (5)
I believe the answer is:
nears
'approaches' is the definition.
(I know this)
'heads of network excited as radio star' is the wordplay.
'heads of' suggests taking the first letters.
The first letters of 'network excited as radio star' is 'NEARS'.
(Other definitions for nears that I've seen before include "Moves closer to" , "advances" , "Bears down" , "is approaching" , "Approaches - snare (anag)" .)