Comment (6)
'comment' is the definition.
(a remark is a spoken comment)
This is the entire clue.
(Other definitions for remark that I've seen before include "Comment, observation" , "(E.g. Virgil's) pastoral poems" , "Mention - observe" , "Notice; happen to say" , "what someone says?" .)
'comment' is the definition.
(I know that observation is a type of comment)
This is the entire clue.
(Other definitions for observation that I've seen before include "Remark; sighting to determine position" , "Study" , "Comment on something one has heard or seen" , "Surveillance; comment" .)