Rower (7)
'rower' is the definition.
(synonyms)
This is all the clue.
(Other definitions for oarsman that I've seen before include "Member of rowing crew" , "One in a row" , "galley slave, say" , "He rows" , "Male rower" .)
'rower' is the definition.
(sculler is a kind of rower)
This is the entire clue.
(Other definitions for sculler that I've seen before include "One rowing" , "22 with two blades" , "One has a row" .)
'rower' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for oar that I've seen before include "spoon?" , "Rowing device" , "Implement to propel a boat" , "It ends in blade" , "Sportsman" .)