1
- not valid or legally binding无效的：
the contract was void.
这合同无效。
1.1
- (of speech or action) ineffectual; useless（话语, 行动）无效的; 无用的：
all the stratagems you've worked out are rendered void.
你想出的那些计谋都落空了。
2
- completely empty空的; 空无所有的：
void spaces surround the tanks.
油箱周围空无一物。
2.1
- predic.
void of
free from; lacking没有的; 缺乏的： what were once the masterpieces of literature are now void of meaning.
曾经是文学名著的东西现在一点意义都没有了。
2.2
- formal (of an office or position) vacant〈正式〉（职位）空缺。
3
- predic.(in bridge and whist) having been dealt no cards in a particular suit（桥牌和惠斯特用语）缺门的。
1
- a completely empty space真空; 空处; 空位：
the black void of space.
漆黑空洞的太空。
1.1
- an emptiness caused by the loss of something（因失去某物而引起的）空虚, 空白：
the void left by the collapse of the regime.
政权垮台后留下的空白。
1.2
- an unfilled space in a wall, building, or structure（墙、建筑物上的）孔隙。
2
- (in bridge and whist) a suit in which a player is dealt no cards（桥牌和惠斯特用语）缺门。
with obj.'
1
- chiefly US declare that (something) is not valid or legally binding〈主美〉宣告…无效：
the Supreme court voided the statute.
最高法院宣布这项法令无效。
2
- discharge or drain away (water, gases, etc.)排放（水、气体等）。
2.1
- chiefly Medicine excrete (waste matter)【主医】排泄（废物）。
2.2
- usu. as adj. voided empty or evacuate (a container or space)倒空（容器）; 疏空（空间）。
派生词
voidable
adjectivevoidness
noun词源
Middle English （in the sense 'unoccupied'）： from a dialect variant of Old French vuide; related to Latin vacare 'vacate'; the verb partly a shortening of AVOID, reinforced by Old French voider.