(ˈ)ā|chō- noun
Usage: usually capitalized H&O
Etymology: h alf o gage
: a scale of 1/8 inch to one foot used in model railroading for trains and track layout with a distance between rails of 5/8 inch
(ˈ)ā|chō- noun
Usage: usually capitalized H&O
Etymology: h alf o gage
: a scale of 1/8 inch to one foot used in model railroading for trains and track layout with a distance between rails of 5/8 inch
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012