ball joint

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ball joint:

see ball-and-socket jointball-and-socket joint,
in engineering, mechanical connection used between parts that must be allowed some relative angular motion in nearly all directions. As the name implies, the joint consists essentially of a spherical knob at the end of a shaft, with the knob fitting
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ball joint

[′bȯl ‚jȯint]
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

ball joint

A joint in which one part has a ball-shaped end that is held in a spherical shell attached to the other, thereby permitting the axis of one part to be set at any angle with respect to the other.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.

ball-and-socket joint

, ball joint
1. a coupling between two rods, tubes, etc., that consists of a spherical part fitting into a spherical socket, allowing free movement within a specific conical volume
2. Anatomy a bony joint, such as the hip joint, in which a rounded head fits into a rounded cavity, allowing a wide range of movement
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
References in periodicals archive ?
On the last Saturday of the month, with pickle fork and crochet hook, Lucy dragged from the wrenhouse its old nest, the tightly wound twigs and grass, its widow greys and its spinster blacks, giving all to the cookstove.
"Fatalities among women undergoing an abortion were high, but they were far higher among desperate women trying to do it themselves - with scissors, paper knives or pickle forks pushed into the uterus.
They also put the pickle forks with the salad and dinner forks.
I felt sure every day the occupants used cake slices and pickle forks and all the other culinary accoutrements that lay unused in the bottom of our own cutlery drawer.
Among the haul were 20th Century ivory carvings, Royal Worcester porcelain, silver antique rings, spoons, pill boxes, candlesticks and pickle forks. There was also a silver wine decanter and a distinctive pair of Staffordshire porcelain dalmatians.
"Also things that are part of the cocktail scene with hors d'oeuvres related such as pickle forks and cheese spreaders."