Understanding
Got It, Understood
noun, verbal noun, expression
When you've finished solving something, you've come to a point of understanding.
了解 is less about deep comprehension and more about understanding something on a practical level. It's used to acknowledge receipt of information or instructions, similar to "Got it" or "Understood."
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
了解しました。
Roger that!
男は弱々しくうなずくことで了解の意を示し、立ち去りました。
The man expressed his understanding with a weak nod and walked away.
うちのオフィスには、マミのベーコンを勝手に食べてはいけないという暗黙の了解がある。
At our office, there's a tacit understanding that we should not eat Mami's bacon without her permission.