Topic: TECHNOLOGY
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| Date: | 1500-1600 |
| Language: | French |
| Origin: | alarme, from Old Italian all' arme 'to the weapon' |
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a‧larm1 S2
1 [countable]DT a piece of equipment that makes a loud noise to warn you of danger a sophisticated alarm system
a sophisticated alarm system2 [uncountable] a feeling of fear or worry because something bad or dangerous might happen
3TMC [countable] an alarm clock :
4 to warn people that something bad is happening : Neighbours raised the alarm when they smelled smoke.
raise/sound the alarm
especially British EnglishNeighbours raised the alarm when they smelled smoke.5 if alarm bells ring, you feel worried that something bad may be happening : Alarm bells started to ring when he failed to return home.
alarm bells ring
Alarm bells started to ring when he failed to return home.
