the.com/miniature
Not small because it's tiny — tiny because someone painted it in red lead.
means A much smaller version of something, or a tiny, finely detailed painting or model.
from From Latin minium, the red lead pigment medieval scribes used to illuminate manuscript initials; the act was miniare, and those small illustrations became miniatures — only later did the word slide toward meaning small, by lucky accident with minus.
False friendUnrelated to mini-; that resemblance is coincidence.
Portrait crazeTiny lockets-portraits were Tudor Instagram.
TabletopPainted wargame figures revived the original sense.