👉 "Ultrarapid" refers to a person or thing that is extremely fast, typically measured in terms of speed. It can also refer to something that is exceptionally rapid in its actions or behavior. For example: 1. The athlete was ultra-rapid and could sprint across the track with incredible speed. 2. He had an incredibly quick reaction time, so he could react quickly enough to avoid a collision. In general, "Ultrarapid" refers to someone who moves extremely fast,