Loaned (4)
'loaned' is the definition.
(advancing is a kind of loaning)
This is the entire clue.
(Other definitions for advanced that I've seen before include "Made progress" , "Complex; very modern" , "subbed" , "Lent - ahead in development" , "At a higher level" .)
'loaned' is the definition.
('lend' can be a synonym of 'loan')
This is all the clue.
(Other definitions for lent that I've seen before include "Gave for a limited period" , "Advanced" , "From Ash Wednesday to Holy Saturday" , "Period of penance" , "Time of fasting" .)