Why is it called oxen?

Excuse me, could you possibly elaborate on the reasoning behind the term "oxen" being utilized in this context? Is there a specific historical, cultural, or etymological significance tied to this term that I may not be aware of? It's intriguing to me how certain words and phrases evolve to describe specific concepts or entities within the realm of cryptocurrency and finance, and I'm genuinely curious to understand the thought process behind the adoption of this particular terminology.