(ˈ) ̷ ̷| ̷ ̷ adverb
Etymology: Middle English, from Old English thǣr æt, from thǣr there + æt at
1. : at that place or point
wide is the gate, and many there be which go in thereat — Mt 7:13 (Authorized Version)
2. : at that occurrence or event : upon that : on that account
ridiculously soon at his ease, and much astonished thereat — Donn Byrne