Keyword
approximate
Info
FrequencyTop 1400-1500
Type
Jōyō 
?
Shinjitai ?
KankenLevel 3
Heisig1594
Old form
Readings
がい
(89%)
Composed of
tree
already
Used in vocabulary (56 in total)
general idea; concept; notion
generally; mainly; nearly all; almost all; gist; summary; staying within bounds
in general; generally; mostly; gist; point; main idea
Examples (53 in total)
My idea of that place is not very clear.
The concept of "zero" originated in India.
On the whole, I agree with you.