as needed
ریشه و کاربرد
ریشه
The word 'as' comes from Old English, meaning 'in the manner or way that'. 'Needed' is the past participle of 'need', which comes from Old English.
مثال
- Please take the medication as needed.
- You can contact me as needed.
- The team will meet as needed to discuss the project.
تعریف انگلیسی
adverb
- according to need (physicians use PRN in writing prescriptions) “add water as needed”