a cogent argument for banning the drugcogentco‧gent /ˈkəʊdʒənt $ ˈkoʊ-/ adjective formal 
a cogent argument for banning the drug—cogently adverb—cogency noun [uncountable]
WORD ORIGINcogent
Origin:
1600-1700 Latin present participle of cogere ‘to drive together, collect’, from co- ( ➔ CO-) + agere ‘to drive’EXAMPLES FROM OTHER DICTIONARIES
- The court will require clear, cogent evidence before its decision can be changed.
- His assessment may be the most cogent and logical around today.
- On the threshold of war there is always cogent justification for entering it.
- The orchestra is severely stretched to maintain any sort of cogent line, and the fantasy of the work is all but lost.
- There are cogent reasons why the constitution drafters decided to generalize rather than to particularize.
- There are some cogent reasons for using paper sludge, he claims.
- We read no cogent outcries from illiterates.
COLLOCATIONS FROM THE ENTRY a cogent argument for banning the drugCOLLOCATIONS FROM THE CORPUSNOUN
if a statement is cogent, it seems reasonable and correctcogent argument/reason/case etc a cogent argument for banning the drug· Defence could muster cogent arguments to maintain an unusually high level of expenditure.
· Screening for prostatic cancer Editor, - Fritz H Schröder makes a cogent case against widespread screening for cancer of the prostate.
· There are cogent reasons why the constitution drafters decided to generalize rather than to particularize.· There are some cogent reasons for using paper sludge, he claims.
a cogent argument for banning the drug—cogently adverb—cogency noun [uncountable]