vibration
n.-
1 shaking movement (n.) B2 Upper Intermediate Sciencea continuous, fast shaking movement.
a rapid linear motion of a body or medium about an equilibrium position.
ExampleThe vibration from the heavy truck made the windows rattle.
ExampleEngineers monitored the structural vibration of the bridge to ensure that the high winds were not compromising its integrity.
UsageOften used in the singular to describe a general state of shaking.
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2 emotional atmosphere (n.) B2 Upper Intermediate Informalthe mood or feeling you get from a person, place, or situation.
an instinctively sensed emotional aura or atmosphere; frequently used in the plural.
ExampleI got a strange vibration from that house, so I didn't want to stay long.
ExampleDespite the professional setting, there was a positive vibration in the room that suggested the negotiations would be successful.
UsageCommonly shortened to 'vibe' in modern casual speech.
Teacher's tipWhile 'vibrations' is correct, modern learners will more frequently encounter the shortened form 'vibes' in social media and conversation.
From French vibration, from Latin vibrātiō (“a shaking or brandishing”), from vibrō (“shake, vibrate”); see vibrate. Morphologically vibrate + -ion.