friction (redirected from frictionless)

friction /fric·tion/ (frik´shun)

1. the act of rubbing.

2. massage using a circular or back-and-forth rubbing movement, used especially for massage of deep tissues.

---

fric·tion (frkshn)

n.

1. The rubbing of one object or surface against another.

2. A physical force that resists the relative motion or tendency to such motion of two bodies in contact.

---

friction

[frik′shən]

Etymology: L, fricare, to rub

1 the act of rubbing one object against another. See also attrition.

2 a type of massage in which deeper tissues are stroked or rubbed, usually through strong circular movements of the hand. See also massage.

---

friction,

n massage technique that uses superficial tissue to engage deeper layers. Friction increases circulation and fibroblast activity.

---

friction,

n the resistance to movement as one object is moved across the other, usually creating heat.

---

friction

the act of rubbing.

---

friction coefficient

see friction coefficient.

friction injury

caused most commonly by automobile trauma in dogs and cats in which the animal has been dragged along the road or pavement, causing avulsion of tissue, from skin through to ligaments, tendons, muscles and bone. See also friction burn.

friction rub

sound heard on auscultation caused by rubbing together of two inflamed surfaces, e.g. pleuritic friction rub. See also pleural friction rub.