Medically reviewed by Jay N. Yepuri, MD Common causes of lower abdominal pain are constipation and kidney stones.More severe causes, such as a kidney infection, require prompt medical care to prevent ... EurekAlert!: Heart disease, stroke deaths down, yet still kill more in US than any other cause Heart disease, stroke deaths down, yet still kill more in US than any other cause There's a formula: another = an + other.

Understanding the Context

Think of it as of an article plus the word "other" that have historically merged into one word. Grammar requires some article before "other book"; either "the" or "a." Depending on the context, you get either "You need to buy the other book" (if, for instance, the guy bought only the first book out of the set of two) or "You need to buy an_other book ... I have seen a statement: We have a Christian duty to serve each other. Is this statement correct?

Key Insights

Because 'each other' is used for two persons and 'one another' for more than two persons. pronouns - Is 'each other' used correctly when talking about sets of ... The string an other is vanishingly rare in English. In contrast another is positively pervasive. I think it would be fair to say that the second has eclipsed the first to the point of making the first unacceptable, even though it is a grammatical string.

Final Thoughts

Both an and another are members of the category of determiners, while other, on the other hand, is an adjective. There's no grammatical ... Perhaps, though, other equivalent phrases can highlight the difference in usage if you replace "except for" with "with the exception of" and "other than" with "apart from" Then we have "Are there any vegetables with the exception of asparagus?" which is clearly wrong. So the two phrases have overlapping uses, but are not equivalent.