hiệu nghiệm means "effective" (adjective). effective.
How is hiệu nghiệm pronounced?
You can listen to hiệu nghiệm on this page in both Northern and Southern Vietnamese accents.
How is hiệu nghiệm used in a sentence?
For example: Bài thuốc này rất hiệu nghiệm. (This prescription is very effective.); Cách làm đó không hiệu nghiệm lắm. (That method is not very effective.).
Want "hiệu nghiệm" to stick? Learn it with pictures, audio and spelling practice.