1. Joining or amalgamation of two or more bodies. 2. Structural adhesion or growing together of the edges of a wound. 3. Healing of a fracture represented by the development of continuity between fractured fragments. [L. unus, one]
- faulty u. SYN: fibrous u..
- secondary u. SYN: healing by second intention.
- vicious u. SYN: malunion.
* * *
a) the growing together of severed parts <\union of a fractured bone>
b) a chemical combination: BOND
c) the joining of two germ cells in the process of fertilization
* * *
n.
(in a fractured bone) the successful result of healing of a fracture, in which the previously separated bone ends have become firmly united by newly formed bone. Failure of union (non-union) may result if the bone ends are not immobilized or from infection or bone diseases. Compare malunion.
* * *
un·ion (ūnґyən) [L. unio] the process of healing; the renewal of continuity in a broken bone or between the edges of a wound. See healing.Medical dictionary. 2011.