Posts Tagged 'plural'

What Is the Plural of “iPad 2″?

by Grammar Girl

Grammar Girl  A Twitter user name Nick Piesco forwarded me the following message about making product names plural:

The Company Line: iPad 2 Tablets

Product names are always tricky because they are usually trademarked, and companies don’t like you to use trademarked words generically. The Apple page Guidelines for Using Trademarks and Copyrights gives this example:

Rules for Proper Use of Apple Trademarks

1. Trademarks are adjectives used to modify nouns; the noun is the generic name of a product or service.

2. As adjectives, trademarks may not be used in the plural or possessive form.

Correct: I bought two Macintosh computers.

Not Correct: I bought two Macintoshes.

In other words, Apple wants you to say you have “two iPad 2 tablets,” but we all know that’s not realistic in casual writing and speech. I’ve addressed plurals of product names before (the plural of “Blackberry” is “Blackberrys,” even though RIM wants you to call them “two Blackberry smartphones”), but I’ve never faced a question about a product name that ends with a version number. Continue reading ‘What Is the Plural of “iPad 2″?’

How Do You Make “RBI” Plural?

By Grammar Girl

Grammar Girl The World Series has fans asking how to make an abbreviation such as RBI plural. It can be confusing, since it’s the R-part (run) that is becoming plural. Should it be RsBI or RBIs or something else?

Even though it doesn’t make absolute logical sense, you make initialisms and acronyms plural by adding an s to the end no matter what part would be plural if you wrote the whole thing out: even though it would be runs batted in, you write it RBIs.

Can You Ever Use an Apostrophe?

In the past, some publications used apostrophes to make acronyms and abbreviations plural, so until a few years ago, it was common to see something like RBI’s or CD’s in the New York Times. Currently, all major publications and style guides I’m aware of recommend simply adding an s (without an apostrophe).

When Do You Use Periods? Continue reading ‘How Do You Make “RBI” Plural?’


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