groundplot

[ ground-plot ]

noun

1. Aeronautics. a method for obtaining the position of an aircraft by multiplying its groundspeed by its time in flight and marking off the product with respect to its starting position.
2. ground plan ( def 1 ).

Word History and Origins

Origin of groundplot¹

First recorded in 1570–80; ground ¹ + plot

Example Sentences

The groundplot of it was fifty feet by forty-five; each end is formed by four stout posts, fixed perpendicularly in the ground.

From Project Gutenberg

And therefore as in history, looking for truth, they go away full fraught with falsehood: so in poesy, looking for fiction, they shall use the narration but as an imaginative groundplot of a profitable invention.

From Project Gutenberg