adverb
US/ˈɑːp.ʃən.əl.i/
UK/ˈɒp.ʃən.əl.i/
in a way that you can choose to do or not do
In context
You can optionally add a photo to your profile, but you do not have to.
Short entry. Full notes coming.
in a way that you can choose to do or not do
You can optionally add a photo to your profile, but you do not have to.
Short entry. Full notes coming.