eighteen

word

/ˈeɪˈtin/
ay-TEEN
/eɪtˈiːn/
ay-TEEN

Definition

The number 18, which comes after seventeen and before nineteen. It is also often used for age, dates, prices, quantities, and legal adulthood in many places.

Usage & Nuances

Used mainly as a number and in phrases like 'eighteen years old' or 'page eighteen'. In many contexts, 'turn eighteen' suggests becoming a legal adult. Learners may confuse 'eighteen' with 'eighty', so the final sound matters.

Example Sentences

Our bus leaves at eighteen thirty.

basic

I have eighteen books on my shelf.

basic

She is eighteen years old today.

basic

He can't wait to turn eighteen and get his own place.

natural

There were like eighteen messages from her when I checked my phone.

natural

Page eighteen has the chart we need for the meeting.

natural