genuine; known to be true

real, genuine

describing a situation when prices are rising

forceful

(of arguments) strong and convincing

effective

that can be thought of or believed

reasonable, easy to understand

(of facts, evidence etc) convincing; removing all doubt

definite, final

able to bring about the result intended

productive, persuasive

(of a person, character, argument etc) convincing, believable

effective, powerful

of visual symbols (e.g. lettering, diagrams, drawings)

clear, explicit

that can be imagined

believable, possible

able to influence or persuade

effective, influential

(especially of drugs or alcoholic drink) strong

effective, powerful, forceful

having or producing great power

strong, effective

having a special or important meaning

telling, meaningful

(of rules) strict, severe; that must be obeyed

rigid, tight

having good reasons to believe something; free from doubt; proved; reliable; without a doubt

certain, definite

effective

effective, significant

dependable; reliable

reliable

that cannot be disagreed with

definite, final

genuine and acceptable because made or done with the correct formalities; that can be legally used; (of arguments, reasons etc) acceptable

right, genuine