microminiature

[mahy-kroh-min-ee-uh-cher, -choo r, -min-uh-]

adjective

built on an extremely small scale, smaller than subminiature, especially of electronic equipment with small solid-state components in the place of vacuum tubes.

Origin of microminiature

First recorded in 1955–60; micro- + miniature

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for microminiature

Historical Examples of microminiature

Microminiature transmitters and receivers—used by police and doctors.
The Practical Values of Space Exploration
Committee on Science and Astronautics