Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Submicroscopic
Introduction
Submicroscopic is an English adjective used to describe particles of matter that cannot be seen under the most powerful optical microscope available. Atoms are examples of such submicroscopic particles.