What does vibration mean?
Vibration usually means a rapid, repeated movement back and forth in an object, medium, or system. A vibrating phone, a trembling bridge, the oscillation of sound, and the shaking of machinery are all examples of physical vibration. In technical settings, the word describes a regular or measurable movement, often identified through its frequency and amplitude. Vibration can also have a figurative meaning: people may speak of a “vibration” between individuals to suggest emotional resonance, mutual understanding, or a shared atmosphere. This use is less formal and is often positive or suggestive rather than strictly technical. The word is useful because it connects ordinary sensations, such as a buzzing phone or a shaky floor, with scientific descriptions of repeated motion. Its broader meaning also captures how communication and emotional impressions can seem to resonate without being directly stated.
nounA rapid, repeated back-and-forth movement or oscillation of a physical object, medium, or system. By extension, it can refer to an emotional or communicative sense of resonance or mutual rapport.
- A rapid, repeated, back-and-forth movement of an object, medium, or system.
- A feeling or impression of emotional resonance, mutual understanding, or agreement.
- A slight, usually involuntary shaking of the body or part of it.
"She felt a faint vibration in the floor as the heavy truck passed outside."
"The engineer adjusted the machine to reduce the vibration caused by the unbalanced rotor."
"There was an immediate vibration between the two musicians during the rehearsal."
Use the plural for distinct instances or occurrences, especially of physical movements or signals.
"Two faint vibrations traveled through the wall."
From the Latin vibrare, meaning “to shake or agitate,” vibration describes the motion that turns a silent signal into something you can feel.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does vibration come from?
Vibration comes from Latin vibratio, a noun formed from vibrare, “to shake, agitate, or move repeatedly to and fro.” The English word entered use in the early 17th century for the physical movement or shaking associated with vibration. Its relatives include vibrant, vibrancy, vibratory, and the musical term vibrato, all ultimately connected with the same Latin root.
Related word forms
How vibration is actually used
In physical contexts, “vibration” is standard in both formal and technical writing. It can be countable for distinct instances, as in “two vibrations,” or used as an uncountable process, as in “the engine developed vibration.” The figurative sense, especially in phrases such as “good vibrations,” is informal and may suggest mutual rapport or a positive emotional atmosphere.
Easily confused with vibration
A vibration is the movement or oscillation itself, whereas a vibrator is a device that produces such movement.