A microscopic organism that may be single-celled or multicellular, including bacteria, viruses, fungi, and protozoa.

सूक्ष्मजीव

English Usage: Microorganisms are essential for the decomposition of organic matter.

Hindi Usage: सूक्ष्मजीव जैविक पदार्थ के अपघटन के लिए आवश्यक हैं।