打ち消し, 反対, 除去, 分離

1. expressing negation: dislike | disquiet.

否定を表す

2. denoting reversal or absence of an action or state: dishonor | disintegrate.

行為もしくは状態の反転、欠如を表す

3. denoting removal of the thing specified: 明確な物の摘出 disbud | dismember.

denoting separation: discharge | disengage.

分離を表す

denoting expulsion: disbar | disinherit.

排除を表す

4. expressing completeness or intensification of an unpleasant or unattractive action: disgruntled | discombobulate.

不愉快な、魅力のない行為の完全性、もしくは強意を表す

dis + マイナス要素でさらに強意を置く

from Latin, sometimes via Old French des-.