English dictionary, thesaurus, translations & etymology
FreeDict.com
num A1 Beginner Common

fifteen

FIHF-teen

Fifteen (num) means the number after fourteen and before sixteen; 15. Example: “She turns fifteen next week.”

num
1
The number after fourteen and before sixteen; 15.
"She turns fifteen next week."

How to use fifteen

Learner’s notes

In plain EnglishThe number 15.

Common pairings
fifteen minutes fifteen years old

Word forms

fifteens plural

Study it as flashcards or scroll it in Flow — saved to your collection.
Test yourself on “fifteen” A quick quiz — meaning, synonyms & usage

Fill the gap

Can you complete this real example?

She turns _____ next week.

Etymology

From Old English fiftiene, built from "five" plus "-teen" (meaning "ten").

Origin: Old English

Rhymes for fifteen

See all rhymes for fifteen →

Frequently asked questions

What does “fifteen” mean?

The word “fifteen” means the number after fourteen and before sixteen; 15. In plain terms, the number 15.

How do you pronounce “fifteen”?

“Fifteen” is pronounced FIHF-teen (/ˈfɪf.tiːn/ in IPA).

How do you use “fifteen” in a sentence?

Here is “fifteen” used in a sentence: “She turns fifteen next week.”

What part of speech is “fifteen”?

“Fifteen” is a num.

Where does the word “fifteen” come from?

The word “fifteen” comes from Old English. From Old English fiftiene, built from "five" plus "-teen" (meaning "ten").

Is “fifteen” a common word?

“Fifteen” is a fairly common word in modern English, usually learned at around the A1 level.

Should you write fifteen as a word or as the numeral 15?

It depends on the style guide. Many news and business styles spell out numbers one to nine and use figures such as 15 from ten upward, while more formal or literary writing often spells out fifteen. Being consistent within a document matters more than the choice itself.

What is the difference between fifteen and fifteenth?

Fifteen is the cardinal number that counts a quantity, written 15. Fifteenth is the ordinal form, written 15th, which shows position in a sequence, as in 'the fifteenth of May.'

How do you spell fifteen correctly?

The correct spelling is fifteen, with the letters f-i-f-t-e-e-n. A common mistake is writing 'fiveteen,' but the 've' of five is dropped to form fifteen.

Is fifteen hyphenated in larger numbers?

Fifteen itself is written as one word with no hyphen. Hyphens appear only in compound numbers from twenty-one to ninety-nine, such as forty-five, so numbers built with fifteen as a base do not arise.

Featured in

Definitions: FreeDict original editorial