Wiktionary英语词典
收录 1,329,381 个英语单词，来自Wiktionary的英文释义、IPA发音、词源、词形变化和词汇关系数据
O开头单词
(共36,133个)
To seal; to confirm, as by a seal or stamp.
To seal or ratify.
simple past and past participle of obsignate
third-person singular simple present indicative of obsignate
present participle and gerund of obsignate
The act of sealing or ratifying.
plural of obsignation
Ratifying; confirming by sealing.
simple past and past participle of obsign
present participle and gerund of obsign
third-person singular simple present indicative of obsign
Abbreviation of observation.
plural of obsn.
obsolesce
英 /ɒbsəˈlɛs/
To become obsolete.
simple past and past participle of obsolesce
obsolescence
英 /ˌɒb.səˈlɛs.əns/
The state of being obsolete—no longer in use; gone into disuse; disused or neglected.
plural of obsolescence
obsolescent
英 /ɒbsəˈlɛsənt/
In the process of becoming obsolete, but not obsolete yet.
In an obsolescent manner.
third-person singular simple present indicative of obsolesce