on-air 
adjective & adverb
Being broadcast on radio or television: [as adjective]: live, on-air interviews [as adverb]: he apologized on-air for the comment...
- His on-air antics have garnered serious cash and the attention of news outlets.
- TV3 launched its national on-air campaign with the first of a series of spot broadcasts at lunchtime yesterday.
- Fox will not have to pay any fines, make any on-air apology or be prevented in any way from broadcasting in Britain.
- polyphase
- polyphasic
- Polyphemian
- Polyphemic
- Polyphemus
- Polyphemus eye
- polyphenism
- polyphenol
- polyphenolic
- polyphenol oxidase
- polyphenylene
- polyphiloprogenitive
- polyphloisboian
- polyphloisboisterous
- polyphobia
- polyphon
- polyphonal
- polyphone
- polyphonian
- polyphonic
- polyphonical
- polyphonically
- polyphonism
- polyphonist
- polyphonous