What does disturb mean?
'Disturb' is a versatile English verb meaning to interrupt the calm, order, or normal functioning of a person, place, or thing. Its most familiar use concerns breaking in on someone's rest, privacy, or concentration, as when noise disturbs a sleeper or an unexpected visitor disturbs a meeting. A second major sense is emotional: to disturb someone is to make them anxious or unsettled, as troubling news might. The word can also describe physically altering or moving objects so that they are no longer in their original state, as in disturbing evidence at a crime scene. Derived forms include the noun 'disturbance' and the adjectives 'disturbed' and 'disturbing'. Traced back to the Latin 'turbare', meaning to throw into disorder, 'disturb' shares ancestry with words like 'turbulent' and 'perturb'. It remains a precise, widely understood choice whenever something upsets a settled state.
verbTo interrupt the peace, quiet, or normal course of something; to interfere with someone's rest, concentration, or activity. Also, to make someone worried, upset, or emotionally unsettled.
- To interrupt the sleep, rest, concentration, or activity of someone; to break in upon their peace or quiet.
- To cause someone to feel anxious, alarmed, or emotionally unsettled.
- To move, rearrange, or alter something, especially so as to spoil its original state or position.
- (Law) To interfere with or infringe upon a right, possession, or established condition.
"Please do not disturb the sleeping infant."
"A sudden knock at the door disturbed her concentration just as she was about to finish the exam."
"The report's findings deeply disturbed many of the committee members."
The word 'disturb' literally means to 'throw into turmoil' — it shares its Latin root 'turbare' with both 'turbulent' and 'turbine', the whirling machine named for the chaos it creates.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of disturb
'Disturb' entered English in the late Middle Ages via Old French 'destourber', ultimately from the Latin verb 'turbare', meaning to throw into confusion or disorder, itself derived from 'turba' (a crowd or tumult). The same Latin root gives English 'turbulent', 'turbid', 'turbine', and the near-synonym 'perturb'. Over centuries, 'disturb' broadened from physical disruption to encompass emotional and legal senses.
Related word forms
How disturb is actually used
'Disturb' is neutral to slightly formal in register and appears frequently in everyday speech and writing. In negative imperatives such as 'Do not disturb', it carries a polite, conventional tone. When applied to emotions ('the news disturbed him'), it suggests genuine unease rather than mere surprise. It should not be confused with the stronger 'traumatize' or the milder 'bother'.
Easily confused with disturb
Both come from Latin 'turbare' (to throw into disorder), but 'perturb' is more formal and means specifically to unsettle mentally or emotionally, whereas 'disturb' covers both emotional upset and physical interruption.
'Disrupt' means to break apart or throw a process or event into disorder, while 'disturb' more often refers to interrupting calm, rest, or peace of mind.