Acquisition
Possession
noun, verbal noun, の adjective
If you seize and acquire you're making an acquisition or possession of something.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
今日ゲームをプレイすると、いつもの二倍のコインが獲得できるよ。
If you play the game today, you can get double the usual amount of coins.