How to Read Your Eyeglass Prescription. So youâve been handed a piece of paper by your optometrist or ophthalmologist with your eyeglass or contact lens prescription. Perhaps youâve been given these pieces of paper for many years. Itâs full of mysterious abbreviations, terms and numbers, and youâre curiousâ¦. Just what does it all mean? Understanding your eyeglass prescription takes a bit of work, but it can be interesting stuff. Many people are intrigued about what the magic formula their eye doctor has come up with actually says about their eyes.
The female counterpart to a bull is a cow, while a male of the species which has been castrated is a steer, ox or bullock, although in North America this last term refers to a young bull, and in Australia to a draught animal.Usage of these terms varies considerably with area and dialect.he female counterpart to a bull is a cow, while a male of the species which has been castrated is a steer, ox or bullock, although in North America this last term refers to a young bull, and in Australia to a draught animal.
Ox vs Cow. A cow and an ox are members of the Bovinae subfamily. In terms of physiology, cows and oxen do not have significant differences. But humans differentiate cows and oxen according to their specific use in the farm. So here are some unique differences between a cow and an ox. A cow is a female. To be called as such, it should be approximately 4 years old and has given birth to at least one calf. Its male counterpart is called a bull. An ox, on the other hand, is a castrated mature bull. So gender can be said as the primary difference between an ox and a cow. A cow is raised as a livestock for its meat. It is also a dairy animal which is a source of milk and other dairy products like butter and cheese. Meanwhile, the ox is a draft animal.