adv. 1. Over and above; besides; moreover. [ Obs. ] Daniel. [ 1913 Webster ]

And therewithal it was full poor and bad. Chaucer. [ 1913 Webster ]

2. With that or this; therewith; at the same time. [ 1913 Webster ]

Thy slanders I forgive; and therewithal
Remit thy other forfeits. Shak. [ 1913 Webster ]

And therewithal one came and seized on her,
And Enid started waking. Tennyson. [ 1913 Webster ]