plural oaks or oak
plural oaks or oak
Learner's definition of OAK
1
[count] : a type of tree that grows in northern parts of the world and that produces acorns橡树;栎树 — called also oak tree
— see also poison oak 2
[noncount] : the wood of an oak tree橡木;栎木 — oaken
/ˈoʊkən/ adjective, always used before a noun