sylvan

UK: /ˈsɪlvən/ US: /ˈsɪlvən/ ,(sil′vən)

WordReference Random House Learner's Dictionary of American English © 2025

syl•van or sil•van /ˈsɪlvən/   adj. 

1. of, relating to, or living in the woods.
2. made up of, or full of, woods or trees;
   wooded;
   woody.

WordReference Random House Unabridged Dictionary of American English © 2025

syl•van  (sil′vən), adj. 

1. of, pertaining to, or inhabiting the woods.
2. consisting of or abounding in woods or trees;
   wooded;
   woody:
   a shady, sylvan glade.
3. made of trees, branches, boughs, etc.

n. 

4. a person dwelling in a woodland region.
5. a mythical deity or spirit of the woods.

Also, silvan. 

• Latin sylvānus, spelling, spelled variant of silvānus, equivalent. to silv(a) forest + -ānus -an
• 1555–65

Collins Concise English Dictionary © HarperCollins Publishers::

sylvan, silvan / ˈsɪlvən/ adjective

1. of, characteristic of, or consisting of woods or forests
2. Also: sylvestrian living or located in woods or forests
3. idyllically rural or rustic

noun

1. an inhabitant of the woods, esp a spirit

Etymology: 16th Century: from Latin silvānus, from silva forest