Horizontal and Irregular

Opposite meaning words

Horizontal adjective - Parallel to or in the plane of the horizon or a base line.

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Irregular is an antonym for horizontal in lying flat topic.

Nearby Words: horizontally, Horizonte

Irregular adjective - Not having a level or smooth surface.

Usage example: although the moon looks smooth from here, it actually has a very bumpy and irregular surface

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Horizontal is an antonym for irregular.

Nearby Words: irregularity, irregularly

You run around an Amidakuji board, a grid with regular vertical lines and irregular horizontal lines.

Source: Video Game / Amidar

Cite this Source

Irregular and Horizontal. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/horizontal/irregular

Horizontal & Irregular. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/horizontal/irregular>.

Irregular or Horizontal. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/horizontal/irregular.

Google Ngram Viewer shows how "horizontal" and "irregular" have occurred on timeline