extension

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extension

 [ek-sten´shun]
1. the movement by which the two ends of any jointed part are drawn away from each other.
2. a movement bringing the members of a limb into or toward a straight condition.
Buck's extension a temporary type of lightweight traction applied to the distal end of a fractured lower limb; the foot of the bed is raised so that the body makes counterextension; often used to reduce muscle spasm.
Buck's extension.
nail extension extension exerted on the distal fragment of a fractured bone by means of a nail or pin driven into the fragment.

ex·ten·sion

(eks-ten'shŭn), [TA]
1. The act of bringing the distal portion of a joint in continuity (although only parallel) with the long axis of the proximal portion.
2. A pulling or dragging force exerted on a limb in a distal direction.
3. The movement produced by contraction of one or more extensor muscles; it generally results in the straightening of a limb; axial traction that generally lengthens a limb or straightens the trunk; the opposite or antagonistic movement of flexion.
4. Obsolete term for traction.
[L. extensus, past part. of extendere, to stretch out, extend]

extension

(ĭk-stĕn′shən)
n.
1.
a. The act of straightening or extending a limb.
b. The position assumed by an extended limb.
2. Medicine The application of traction to a fractured or dislocated limb to restore the normal position.

ex·ten′sion·al adj.

extension

An adult sex toy placed around an erect penis which extends its length.

extension

The making larger of a thing Imaging The broadening of a lesion–eg, a cancer or focus of infection as seen on an imaging technique Orthopedics A ↑ in the angle between parts of a joint; a straightening of a flexed limb Terminal care See Extension of life.

ex·ten·sion

(eks-ten'shŭn) [TA]
1. The act of bringing the distal portion of a joint in continuity with the long axis of the proximal portion.
2. A pulling or dragging force exerted on a limb in a distal direction.
3. To straighten a joint (i.e., the elbow is in extension when fully straightened).
[L. extensus, past part. of extendere, to stretch out, extend]

extension

Straightening at a joint. The opposite of flexion.

ex·ten·sion

(eks-ten'shŭn) [TA]
1. The act of bringing the distal portion of a joint in continuity with the long axis of the proximal portion.
2. A pulling or dragging force exerted on a limb in a distal direction.
3. To straighten a joint.
[L. extensus, past part. of extendere, to stretch out, extend]
References in periodicals archive ?
Rebecca who works as a silversmith in the adult education department for Redcar and Cleveland Council "My message is please, please, please check your extension leads. Make sure they are fully extended and that they are safe."
The fire, which broke out in Jordan's bedroom, is believed to have been sparked by an extension lead which an Xbox and TV were plugged into.
Mrs Willetts is now staying in a hotel after the fire, which started because of a coiled-up extension lead which had not been switched off at the socket.
But in the rush to get to hospital an extension lead was left curled up and plugged into a socket.
A spokesman for the fire service said the coiled extension lead overheated probably causing the fire which was spotted by neighbours.
North Wales Fire Service's Paul Jenkinson said: "This fire appears to have been started by overheated cables in a coiled extension lead - extension leads coiled up act as a heating element and have a tendency to catch fire.
"If you are using these coiled extension leads, please ensure that the length is uncoiled and the flex is straight.
Place your tree close to a socket to avoid the need for trailing wires or extension leads and don't run cables under the carpet
"Small appliances should contain the correct fusing and fused extension leads should be used rather than overloading sockets."