Interested in Language
what is exact meaning of partial hour?
When can we use it? please explain the situations.
Please note my corrections to your post above in red. You must capitalise the first word of every sentence.
Where did you see the term "partial hour"? What was the context in which you saw it? Can you try to write some example sentences which contain the term? We don't do all the work here - you do!
Remember - if you don't use correct capitalisation, punctuation and spacing, anything you write will be incorrect.