Share this entry

Share this page

ligation

Line breaks: li|ga¦tion
Pronunciation: /lɪˈɡeɪʃ(ə)n
 
/

Definition of ligation in English:

noun

[mass noun]
1The surgical procedure of tying a ligature tightly around a blood vessel or other duct or tube in the body: the ligation of the cystic duct
More example sentences
  • Failure to recognize such aberrant ductal anatomy may lead to potential ligation of ducts during surgery.
  • Treatments vary from radiological ablation to surgical ligation of the varicocele, although most urologists reserve the radiological approach for the rare surgical failures.
  • One hospital transfer is accounted to each of the following procedures: circumcision, cystoscopy, hemorrhoid ligation and vasectomy reversal.
2 Biochemistry The joining of two DNA strands or other molecules by a phosphate ester linkage.
Example sentences
  • A mechanism leading to tandem sequence duplication may involve DNA damage followed by DNA synthesis, strand displacement, and ligation.
  • The ligation reactions were used as template DNA for one of the following methods.
  • The cut DNAs were ligated at low concentrations, to encourage intramolecular ligation reactions.

Origin

late Middle English: from late Latin ligatio(n-), from the verb ligare (see ligate).

Definition of ligation in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day prepotent
Pronunciation: prɪˈpəʊt(ə)nt
adjective
greater than others in power or influence