Definitions

1. noun

A small dot or mark, often used for secret communication, such as in espionage or in the production of postage stamps.

“The spy used microdots to encode secret messages in the photographs.”

2. noun

A very small dot or point, especially one used in printing or photography.

“The microdots in the inkjet printer were so fine that they created a high-quality image.”

3. verb

To print or write in microdots.

“The artist microdotted her design onto the fabric.”