chatter

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chatter

the undulating pattern of marks in a machined surface from the vibration of the tool or workpiece
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

chatter

[′chad·ər]
(electricity)
Prolonged undesirable opening and closing of electric contacts, as on a relay. Also known as contact chatter.
(engineering)
An irregular alternating motion of the parts of a relief valve due to the application of pressure where contact is made between the valve disk and the seat.
(engineering acoustics)
Vibration of a disk-recorder cutting stylus in a direction other than that in which it is driven.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

chatter

A type of vibration in a hydraulic pump resulting from the ingestion of air into the system.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
References in periodicals archive ?
Loerke is "a chatterer, a mag-pie, a maker of mischievous word-jokes, that were sometimes very clever, but which often were not" (422).
Eumer Asan, the owner of Heyamola Publications who spoke to Sunday's Zaman, said: "Unfortunately Temel is presented as a foolish, chatterer, uncivilized and rude person in the series.
Traits characterizing girls include irritable (restless), offended, hate, weary, worrisome, intimate (hugs, kisses, misses), coward, giggler, and chatterer. In contrast, the traits characterizing boys are heroic, creative, successful (solves problems, winner), violent (argumentative, grumpy, pest, loud), mischievous (jumpy, makes a mess), scatterbrained (assistant, supportive), loving, quick, careful, serious, decisive, learner, curious, and saintly.
NAOMI MATTHEW: 6.50 Fayr Fall, 7.20 Betty Boo, 7.50 Maven, 8.20 Profile Star, 8.50 Legal Bond, 9.20 Chatterer.
The four "boys" are: Norman, who loves doughnuts; Lucien, who lugs around a weighty pile of books he cannot read; Arnold, a hyperactive, compulsive chatterer with a persecution complex; and Barry, who fantasizes that he is a golf pro.
She puts this to good use, however, in such songs as "Schweig' einmal still," in which she chides her lover, "Do be quiet, you wretched chatterer ...
The narrator who is supposed to be a chatterer immediately proves to be surprisingly quiet.
Secondly from the part of state, this was the project developed by the retired bureaucrats, judges, government officials, urban based elites and chatterer's group who wanted to maintain status quo in society through their own ascribed linkages.
I spin out my consciousness, this compulsive chatterer, this idle rambling voice that will so soon be mute.
Look at what happened to one chatterer, who not long ago was playing the critic in the New York Times.
Earlier in the Cyclops, in a phrase that echoes those uttered by both Ajax and Philoctetes in Sophocles' plays, Silenus had referred to Odysseus as a "poisonous chatterer" ([LANGUAGE NOT REPRODUCIBLE IN ASCII], 104; [LANGUAGE NOT REPRODUCIBLE IN ASCII], Frag.
What unlettered old Aunt Hagar in her "backwoods church" was rapping on was no "Negroid manifestation of something odd in western civilization," as Crouch's chatterer puts it.