throw into great confusion or disorder; "Fundamental Islamicists threaten to perturb the social order in Algeria and Egypt"
disturb in mind or make uneasy or cause to be worried or alarmed; "She was rather perturbed by the news that her father was seriously ill"
cause a celestial body to deviate from a theoretically regular orbital motion, especially as a result of interposed or extraordinary gravitational pull; "The orbits of these stars were perturbed by the passings of a comet"
disturb or interfere with the usual path of an electron or atom; "The electrons were perturbed by the passing ion"
a percussion instrument consisting of a pair of hollow pieces of wood or bone (usually held between the thumb and fingers) that are made to click together (as by Spanish dancers) in rhythm with the dance
a hollow device made of metal that makes a ringing sound when struck
the flared opening of a tubular device
the sound of a bell being struck; "saved by the bell"; "she heard the distant toll of church bells"
United States inventor (born in Scotland) of the telephone (1847-1922)
English painter; sister of Virginia Woolf; prominent member of the Bloomsbury Group (1879-1961)
a phonetician and father of Alexander Graham Bell (1819-1905)
the shape of a bell
(nautical) each of the eight half-hour units of nautical time signaled by strokes of a ship's bell; eight bells signals 4:00, 8:00, or 12:00 o'clock, either a.m. or p.m.
a strong feeling of anxiety; "his worry over the prospect of being fired"; "it is not work but worry that kills"; "he wanted to die and end his troubles"
touch or rub constantly; "The old man worried his beads"
lacerate by biting; "the dog worried his bone"
disturb the peace of mind of; afflict with mental agitation or distress; "I cannot sleep--my daughter's health is worrying me"
be concerned with; "I worry about my grades"
be worried, concerned, anxious, troubled, or uneasy; "I worry about my job"
cause annoyance in; disturb, especially by minor irritations; "Mosquitoes buzzing in my ear really bothers me"; "It irritates me that she never closes the door after she leaves"
excite to an abnormal condition, of chafe or inflame; "Aspirin irritates my stomach"
excite to some characteristic action or condition, such as motion, contraction, or nervous impulse, by the application of a stimulus; "irritate the glands of a leaf"