lidless

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. not having or covered with a lid or lids
- a lidless container
• Ant:
lidded
2. having no lid
- a lidless container
• Similar to:
topless
3. always watchful
- "to an eye like mine, a lidless watcher of the public weal"- Alfred Tennyson
• Syn:
sleepless
• Similar to:
alert, watchful