to be attached; to be connected with; to remain imprinted; to scar; to bear (fruit, interest, etc.); to be acquired (of a habit, ability, etc.); to increase (of strength, etc.)
Examples (7 in total)
僕は誰とも結びついていない。
I am not connected to anyone.
記憶が結びついていなくてもおかしくはない。
It is not strange if the memories are not connected.