key
US /ki/
noun, adjective Foundation · A2 Văn phòng
Definition
metal device shaped in such a way that when it is inserted into the appropriate lock the lock's mechanism can be rotated
Tested in TOEIC business and workplace contexts.
Examples
Please return your office key to the security desk when you leave.
Synonyms
- crucialof extreme importance; vital to the resolution of a crisis
- pivotalbeing of crucial importance; ; - Henry Kissinger
- essentialanything indispensable
Collocations
- Easy car keydescribing car key (a motor vehicle with four wheels; usually propelled by an internal combustion engine)
- Medium key factor for project successto key factor for project success, meaning to identify as in botany or biology, for example
- Hard key performance metrics assessmentto key performance metrics assessment, meaning to identify as in botany or biology, for example
- Very Hard turnkey contract delivering plantdescribing turnkey contract delivering plant (someone who guards prisoners)
Learner's English edition · Curated definitions for TOEIC learners.