Definition of "ligation" in English

noun

1. Something that ties, a ligature.

2. The act of tying, of applying a ligature.

3. The state of having a ligature, of being tied.

4. (surgery) The act of tying off or sealing a blood vessel, fallopian tube, etc during surgery; act of ligating.

5. (chemistry) The formation of a complex by reaction with a ligand.