HO scale

noun

A popular scale for model railroads; 1:87 scale

Similar
HOH0HO gauge
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Meanings

nounHO scale (uncountable)
  1. AustraliaUSuncountableA popular scale for model railroads; 1:87 scale

    Synonyms: HO, H0, HO gauge

Synonyms & antonyms

nounA popular scale for model railroads; 1:87 scale

Similar
HOH0HO gauge

Origin

From half + O scale.

Full word history & related roots →
Cite this entry
APA

HO scale. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/HO%20scale

MLA

“HO scale.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/HO%20scale. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “HO scale,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/HO%20scale.

Source: HO scale on Wiktionary, CC BY-SA 4.0.