geodesic: meaning, definition, pronunciation and examples
C2Technical, academic
Quick answer
What does “geodesic” mean?
The shortest possible path between two points on a curved surface.
Audio
Pronunciation
Definition
Meaning and Definition
The shortest possible path between two points on a curved surface.
Relating to or using the geometry of curved surfaces; also, the curved structural framework of a dome made of short, straight elements.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning. British English may be more likely to hyphenate 'geo-desic' in older texts.
Connotations
Identical: highly technical/mathematical.
Frequency
Equally rare in general use in both varieties; confined to technical fields.
Grammar
How to Use “geodesic” in a Sentence
The geodesic between [Point A] and [Point B]A geodesic [Noun] (e.g., dome, line, path)Something is geodesic (adjective)Vocabulary
Collocations
Examples
Examples of “geodesic” in a Sentence
verb
British English
- [No common verb form]
American English
- [No common verb form]
adverb
British English
- [No common adverb form]
American English
- [No common adverb form]
adjective
British English
- The climber plotted a geodesic route across the mountain's face.
- They constructed a lightweight geodesic framework for the exhibition.
American English
- The satellite's orbit was calculated as a geodesic curve.
- We camped inside a famous geodesic dome at the festival.
Usage
Meaning in Context
Business
Virtually never used.
Academic
Common in mathematics, physics (especially general relativity), and geometry.
Everyday
Extremely rare, except in reference to 'geodesic dome' structures.
Technical
Core term in differential geometry, architecture, and engineering.
Vocabulary
Synonyms of “geodesic”
Strong
Neutral
Weak
Vocabulary
Antonyms of “geodesic”
Watch out
Common Mistakes When Using “geodesic”
- Pronouncing it as 'jee-oh-DEE-sic' (correct stress is on 'des').
- Using it as a general synonym for 'efficient' outside technical contexts.
- Confusing 'geodesic dome' with a simple dome.
FAQ
Frequently Asked Questions
'Geodesic' refers to the shortest path on a curved surface (geometry). 'Geodetic' relates to the science of measuring the Earth's shape and gravitational field (surveying). They are related but distinct technical terms.
Yes, but it's a specific type. It's a spherical or partial-spherical shell structure made from a network of triangles following geodesic principles, making it very strong and lightweight.
On a flat plane, a geodesic is a straight line. On any curved surface (like a sphere or saddle), a geodesic appears curved when viewed from 'outside', but it is 'straight' relative to the surface itself (it has no intrinsic curvature).
In Einstein's theory of General Relativity, gravity is described as the curvature of spacetime. Objects in freefall (like planets orbiting a star) move along geodesic paths in this curved spacetime, which explains motion without 'force'.
The shortest possible path between two points on a curved surface.
Geodesic is usually technical, academic in register.
Geodesic: in British English it is pronounced /ˌdʒiːə(ʊ)ˈdɛsɪk/, and in American English it is pronounced /ˌdʒiːoʊˈdɛsɪk/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “[Not applicable for this highly technical term]”
Learning
Memory Aids
Mnemonic
Imagine a GOOSE on a DESert ICe cap walking the shortest, most efficient route between two points on the curved, icy surface.
Conceptual Metaphor
THE SHORTEST PATH IS A STRAIGHT LINE ON A MAP (but on a curved surface, that 'straight line' is itself curved).
Practice
Quiz
In which field is the term 'geodesic' LEAST likely to be used?