Back to dictionary
micro-
(MY-kro)small
Greek for small. Microscope, microphone, microwave — all about smallness or fine detail.
prefixGreek
Number & quantityExample words
microscope
a tool for seeing very small things
microphone
a device that picks up small sounds
microwave
a very short wave (and the oven that uses it)
microbe
a tiny living thing
Who it is for
Grades served: 4, 5
Level 1Level 1 holds the word parts students meet first. Level 3 holds the ones that turn up in harder reading.
Related roots
Number & quantity. Roots that count, measure, and tell you how many.
Browse all number & quantity roots →