blueprint

Meanings

1. A type of paper-based reproduction process producing white-on-blue images by means of a photosensitive ferric compound, used primarily for technical and architecture's drawings, now largely replaced by other technologies.
2. A print produced with this process.
3. A detailed technical drawing (now often in some electronically storable and transmissible form).
4. Any detailed plan, whether literal or figurative.

1. To make a blueprint for.
2. To make a detailed operational plan for; to design or plan out.

Etymology

From blue + print. Introduced by Sir John Herschel in 1842.