geodesic

/ˌdʒiːəˈdɛsɪk/
adjective
  1. Relating to the shortest line between two points on a curved surface, such as the Earth.
    • In geometry class, we learned about geodesic curves on a sphere.
    • The geodesic dome is a strong structure made of interconnected triangles.
    • Airplanes often follow a geodesic path to save fuel on long flights.
noun
  1. The shortest line between two points on a curved surface.
    • The ship's captain plotted a geodesic across the ocean.
    • On a globe, a geodesic looks like a curved line but is actually the shortest route.
    • Mathematicians study geodesics to understand the shape of space.
What does "geodesic" mean? | whatsthatwordmean | whatsthatwordmean