microdot (noun)

1. In the anime series, the protagonist discovers a microdot containing crucial information hidden within a mysterious object.

2. During World War II, spies used microdots to encode secret messages and pass vital information undetected.

3. The modern minimalist style often incorporates microdots as subtle decorative elements on walls or furniture.

4. In the thrilling spy movie, the microdot containing evidence of a high-level conspiracy is the central plot device that drives the protagonist's mission.