noise

noise (danh từ) nghĩa là tiếng ồn, âm thanh.

1. Various sounds, usually unwanted or unpleasant.Các âm thanh, thường không mong muốn hoặc gây khó chịu.
2. Any sound.Bất kỳ âm thanh nào.
3. Sound or signal generated by random fluctuations.
4. Any part of a signal or data that reduces the clarity, precision, or quality of the desired output.
5. Variation or deviation generated by random fluctuations.

• He knew that it was trash day, when the garbage collectors made all the noise.
• The sudden noise made everyone jump.
• She crept up behind him not making a noise.