Reading Theme:
Alert: Definition, Usage & Common Mistakes (2 meaning)
Meaning 1：vigilant and ready (alert)
alert
/əˈlɜːrt/
adj.
Fully aware of your surroundings and ready to respond quickly, especially to something unusual or dangerous.
vigilant and ready
➕
/ˈvɪdʒɪlənt ənd ˈrɛdi/
adj.
Describes a state of being fully conscious, attentive, and prepared to react swiftly, particularly in response to potential danger or unusual events.
📘 Details & Usage
📖 Root Explanation
From Italian "all'erta" (on the watch), from "alla" (to the) + "erta" (lookout).
💡 Mnemonic
Think of an ALarm bell making you ERect and Tense, ready for action.
📖 Example
The wildlife photographer remained alert and quiet, hoping to spot the elusive panda.
The wildlife photographer remained vigilant and quiet, hoping to spot the elusive panda.
🔗 Collocations
stay alert – to remain watchful and attentive
mentally alert – having quick and active mental faculties
on full alert – in a state of the highest level of readiness
🔄 Synonyms
🚫 Antonyms
unaware (adj.) – having no knowledge of a situation or fact
oblivious (adj.) – not aware of what is happening around one
distracted (adj.) – unable to concentrate because one's mind is preoccupied
📖 Cultural Story
It entered English in the late 16th century via French "alerte", from the Italian military phrase "all'erta" meaning "on the watch". It evokes the image of a sentry on a high watchtower ("erta").
Meaning 2：warning signal (alert)
alert
/əˈlɜːrt/
adj.
A warning signal or message that tells people about a dangerous or urgent situation.
warning signal
➕
/ˈwɔːrnɪŋ ˈsɪɡnəl/
adj.
Refers to an official notification or signal, often urgent, that informs people about a specific situation requiring immediate attention or action.
📘 Details & Usage
📖 Example
I received a weather alert on my phone about a heavy rainstorm approaching our city.
I received a weather warning signal on my phone about a heavy rainstorm approaching our city.
🔗 Collocations
issue an alert – to officially send out a warning
emergency alert – a warning issued during a crisis
alert system – a set of procedures and technology for distributing warnings
🔄 Synonyms
warning (n.) – a statement or event that indicates a possible or impending danger
alarm (n.) – a warning of danger, often signaled by a sound or light
notification (n.) – the action of informing someone about something
🚫 Antonyms
all-clear (n.) – a signal that danger has passed
Wordbook
Your data is saved in this browser