forester
Concise Oxford English Dictionary © 2008 Oxford University Press:
forester/ˈfɒrɪstə(r)/
▶noun
- 1 a person in charge of a forest or skilled in forestry.
- 2 chiefly archaic a person or animal living in a forest.
- 3 a small day-flying moth with metallic green forewings. [Genus Adscita.]
- 4 (Forester) Brit. a member of the Ancient Order of Foresters, a friendly society.
'forester' also found in these Oxford entries:

