“+ noun
Etymology: New Latin, from sub- + micron
: a very small particle that can be seen only with the ultramicroscope ; specifically : one less than 1 × 10 -4 centimeters in diameter
“+ noun
Etymology: New Latin, from sub- + micron
: a very small particle that can be seen only with the ultramicroscope ; specifically : one less than 1 × 10 -4 centimeters in diameter
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012