/əˈlɜːt/

New to these symbols? How to read English IPA
Line drawing of alert
Coloured illustration of alert
#2,088 of 3,000Core 5000

Meaning

A warning that danger may be coming. As an adjective, watching carefully and ready to act.

Test yourself on alert

Three quick questions. No account needed.

Know this word? Create a free account to track it.

Word origin

From Italian all'erta, meaning on the watchtower or on the lookout, taken into English through French alerte.

Origin
Italian
Root
all'erta

Examples

app .

An alert is a short warning message or sound.

.

On alert means watching and ready for trouble.

.

Here alert is an adjective: awake, watching, and ready.

Where this fits

Add to review queue

Track this word in your spaced-repetition queue and be tested on it at the right interval.

Chapters 1 and 2 free

Meet this word in a story

Every course has graded stories written only with words you have been taught, plus grammar drills, a games arcade and printable worksheets. Chapters 1 and 2 are free.

Chapters 1 and 2 free, forever. Plus: 7 days free, then $5 a month for all eleven languages.

Start learning free

English · Free printables

alert: worksheet, infographic and listicle

Free printable study downloads for the English word "alert" (A warning that danger may be coming. As an adjective, watching carefully and ready to act.): a worksheet with the answer key built in, an infographic, and a sentence listicle. Open any one to view, print or save.

Part of Kilo Lingo Plus

Printables beyond chapters 1 and 2 are part of Kilo Lingo Plus. Sign up free and start your free week to download as many as you like: no card.

Start your free week (no card)

This word is taught in chapter 23, lesson 11: alert, tribe, traitor and 7 more words.