In general, to form plurals in English, you add either -s or -es (and sometimes change a y to an i). But there are a number of words – including some you use every day – that don’t follow this rule.

Lots of languages have distinct plural forms for you. When talking to more than one person, the French use vous; the Italians, voi; the Spanish, ustedes; and the Germans, ihr. Wouldn't it be useful if ...

Learn about English grammar with linguamarina! This episode focuses on nouns without plural form. Improve your English ...

Think you know your plurals? From everyday words like “tomato” to tricky Latin and Greek forms like “nucleus” and “appendix,” this 25-question quiz will put your grammar skills to the ultimate test.

Usually English plurals are pretty easy. Just add s: one dog, two dogs. We know some plurals don't use s: children, deer. There are some nouns that we seem to use only in the plural: thanks, ...

The word data leaves some of us in a conundrum. Data is the plural of datum, the Latin word for something given. Ordinarily, the plural word would get a plural verb. The chickens are on their nests.

Algae thrives in sunlight. Or is it algae thrive? These are the questions that can broadside a copy editor years, even decades, into her career. When it comes to English, there’s never a point where ...

Take our English quiz and find out if you know the plurals of these tricky words. Is the word 'sheep' singular or plural? What is the plural form of 'information'? While you can derive the plurals of ...