In motion (7)
'in motion' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for astir that I've seen before include "in the land of the living" , "abroad" , "Out of bed or on the move" , "Up and about -- is art (anag)" , "In motion - out of bed" .)
'in motion' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for under way that I've seen before include "In motion (nautical)" , "Might sewer network be" , "coming on" , "In progress" , "Going" .)
(Other definitions for kinetic that I've seen before include "Like a mobile" , "Resulting from motion" , "due to motion" , "(E.g. energy) of motion" , "Caused by motion" .)