roll

(redirected from roll back)
Also found in: Dictionary, Thesaurus, Legal, Financial, Acronyms, Idioms, Encyclopedia, Wikipedia.

roll

 [rōl]
1. to turn along an axis while moving forward along a surface.
2. the act of rolling.
3. an object that has been rolled into a cylindrical shape.
pelvic roll pelvic rotation.
trochanter roll a wedge (usually a rolled towel) placed from the crest of the ilium to midthigh to prevent external rotation of the hip when the patient is in a recumbent position.
Use of trochanter roll to prevent external rotation of hip.
See illustration.

roll

(rōl),
1. A mass or structure of a rounded or cylindric form created by rotation of a layer of material around its own long axis.
2. The process by which a round entity is moved by a pressure gradient, as when leukocytes move along a blood vessel wall.

roll

Etymology: OFr, rolle
intrinsic joint movements on an axis parallel to the articulating surface. The axis can remain stationary or move in a plane parallel to the joint surface.

roll

(rol) [Fr. roulle, scroll fr. L. rotula, small wheel]
A usually solid, cylindrical structure.

cotton roll

A cylindrical mass of purified and sterilized cotton used as packing or absorbent material in various dental procedures.

ilial roll

A sausage-shaped mass in the left iliac fossa. It is due to a collection of feces in or induration of the walls of the sigmoid colon.

lumbar roll

An air-filled, foam, or gel cushion placed behind the lower back as a support.

Patient care

It is used to maintain the normal lordotic curvature of the lumbar spine and thereby to relieve pressure on commonly injured structures such as discs and facet joints.

scleral roll

See: spur, scleral

trochanter roll

A cushion or pillow used to hold the hip of a postoperative patient in neutral position.
See: Trochanter Roll

Patient discussion about roll

Q. What roll does the sun have in causing cancer

A. Hi again:

This is a book for everybody here:
http://www.amazon.com/Cancer-Handbook-Really-Working-Doctors/dp/1890612189/ref=pd_bbs_sr_6?ie=UTF8&s=books&qid=1229185619&sr=8-6
Read it and learn to understand why you are fooled day by day!

More discussions about roll
References in periodicals archive ?
According to Roll Back Malaria, malaria is a life-threatening disease caused by a parasite and transmitted to humans by mosquito bite.
The Announcement recognizes that a roll back does not necessarily mean that the TPM must be applied without adjustment to the earlier years.
Congress MP from west Delhi, Mahabal Mishra, and around 15 party MLAs had demanded a roll back arguing that any increase in the price of CNG would result in a hike in taxi and auto fares which would have a negative effect on the party ahead of next year's assembly polls.
SO, the Trinamool Congress has had its way and compelled the government to undertake yet another roll back.
The snake run allows skaters to roll into the feature on one end, glide around the winding walls, turn on a wall at the end and, if they have enough speed, roll back out to where they started.
RestoreIT (pronounced "restore-it") Server Edition is an easy to use, competitively priced backup and total system recovery solution that lets users roll back their entire system - including files, applications, personal settings and passwords - with just a few clicks of a mouse, whether the operating system is able to load or not.
Tech students of Delhi University (DU) staged a protest today outside the Human Resource Development Ministry after being left in a lurch following the roll back of the Four Year Undergraduate Programme (FYUP).
In this context, Ashish Kapur, chief executive officer ( CEO) of Invest Shoppe India said it would be better for the government to announce some measures to roll back the stimulus in the forthcoming budget.
He got out of the truck, but failed to set the brake, allowing the truck to roll back into a parked car and a tree, Miller said.
The ability to roll back an unbootable system to a working state, with confidence that it will operate exactly as expected, is phenomenal.
The protestors were demanding a roll back of hike in rail fares.
Richard Alarcon announced Friday that he will enlist neighborhood councils to pressure politicians to roll back an 11 percent increase in Los Angeles' water rates.