What does the cryptic crossword clue "Broadcaster with glib remark in Panorama (7)" mean?

The wordplay uses a charade (building blocks). SKY (synonym="broadcasting company") + LINE (synonym="LINE") = SKYLINE The answer is SKYLINE.

Broadcaster with glib remark in Panorama (7)

Guardian Cryptic #29247 | 12 Across | 2023-12-07 flower