Definitions

1. 1.knee (body part)
2. 2.knee (a piece of timber or metal formed with an angle somewhat in the shape of the human knee when bent)
3. 3.knee (any knee-shaped item or sharp angle in a line, "the knee of a graph", an inflection point)
4. 4.elbow (a pipe fitting that turns a corner)
5. 5.node (the joint of a stem, or the part where a leaf or several leaves are inserted)
6. 6.joint (the point where two components of a structure join)
7. 7.origin, birth, stock, kin → generation, lineage

Forms