動詞 disallow:

1. command against
   同義詞：forbid, prohibit, interdict, proscribe, veto

1. Her claim was disallowed on the ground(s) that she had not paid her premium.
   她要求賠款遭到拒絕，原因是她事先沒有交納保險費。
2. The judge disallowed that evidence.
   法官駁回那項證據(jù)。

dis.al.low

v.tr.（及物動詞）
dis.al.lowed,dis.al.low.ing,dis.al.lows
To refuse to allow:
不準許，禁止：
例句：
.[The government] disallowed his aging and dying parents any reunion with their only child. (John Simon)
.［政府］ 不準許他年老快死的雙親和他們唯一的孩子團聚. (約翰·西蒙)

To reject as invalid, untrue, or improper.
駁回；否決：因無效、不真實或不恰當而否認

來源：
Middle English disallowen
中古英語 disallowen
from Old French desalouer [to reprimand]
源自 古法語 desalouer [責備，譴責]
des- [dis-]
des- [表示.不，相反.]
alouer [to approve] * see allow
alouer [同意，認可] *參見 allow

【引伸】
dis.allow.able
adj.（形容詞）
dis.allow.ance
n.（名詞）