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Showing results for diametrical. Search instead for planimetrical.
Synonyms

diametrical

American  
[dahy-uh-me-tri-kuhl] / ˌdaɪ əˈmɛ trɪ kəl /
Also diametric

adjective

  1. of, relating to, or along a diameter.

  2. in direct opposition; being at opposite extremes; complete.

    diametrical opposites; a diametrical difference.


Other Word Forms

  • diametrically adverb
  • undiametric adjective
  • undiametrical adjective
  • undiametrically adverb

Etymology

Origin of diametrical

1545–55; < Greek diametrik ( ós ) ( diámetr ( os ) diameter + -ikos -ic ) + -al 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He’s the proto-incel, and the diametrical opposite to Garfield, whom Makowsky defines as “lawful good,” to borrow the Dungeons & Dragons classification.

From Los Angeles Times • Nov. 6, 2025

And though the two movies look like diametrical opposites, they share a pair of undeniable throughlines: the aching, all-consuming feeling of desire and the remarkable actors chosen to depict it.

From Salon • Nov. 27, 2024

The diametrical pair overtook Holmes in the primary.

From Seattle Times • Feb. 6, 2022

The diametrical opposite, Julia Wolfe’s “Early That Summer,” built up tension through a driving stream of notes, although the expected climaxes never materialized.

From Washington Post • Feb. 12, 2017

The polar plane to any point at infinity passes through the centre, and is called a diametrical plane.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" by Various