convincingly

UK: /kənˈvɪnsɪŋli/

WordReference Random House Learner's Dictionary of American English © 2025

con•vin•cing /kənˈvɪnsɪŋ/  adj. [sometimes: after a noun]

1. causing belief in or acceptance of something:
   a convincing performance as Lady Macbeth.

con•vin•cing•ly, adv.: She argued convincingly for money for education. 

WordReference Random House Unabridged Dictionary of American English © 2025

con•vinc•ing  (kən vin′sing), adj. 

1. persuading or assuring by argument or evidence:
   They gave a convincing demonstration of the car's safety features.
2. appearing worthy of belief;
   plausible:
   The excuse was not convincing.

• convince + -ing² 1605–15

con•vinc′ing•ly, adv. 
con•vinc′ing•ness, n.