In detail
From Hull AWE
Note that the phrase in detail, meaning approximately 'dealing with the subject in its small particulars', 'thoroughly and carefully', is always singular in form, as here: it is best to classify 'detail' here as an uncountable noun.
- To write '
in details' in the plural form, however logical it may seem, is an error.
- To write '
- You may also like to see AWE's note on the pronunciation of detail.