The most common and most likely answer to this crossword clue is the 6 letter word GLADES
I've seen this crossword clue in Financial Times
G
L
A
D
E
S
More clues leading to the result GLADES
Buddy explains!
The straight part
We know that "open areas" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case open areas = glades.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does GLADES mean?
GLADES noun- An open passage through a wood; a grassy open or cleared space in a forest.
- An everglade.
- An open space in the ice on a river or lake.
- A bright surface of ice or snow.
- A gleam of light.
- A bright patch of sky; the bright space between clouds.