Noun
treeline (plural treelines)
Alternative spelling of tree line
But rather: In a trance, Mick stood and climbed through a coppery red fog filtering through the Georgia treeline. Source: Internet
Nestling above the forest treeline in Europe's largest protected dark sky park, Kielder Observatory offers the UK's most superb astronomical vista and even a chance to glimpse the Northern Lights. Source: Internet
I take a towel to the treeline and do push-ups and sit-ups until my stomach and shoulders tighten, and then I sit for a few minutes until my wife finishes her run. Source: Internet