Exact historical dictionary sense
Wrong in Webster's 1913 dictionary
The 1913 record labels wrong as noun. Its source-bounded etymology and selected historical definition appear below.
WEBSTER 1913noun
Wrong
[AS. wrang. See Wrong, a.]
Cross-verified historical senseHeadwordwrong
Part of speechnoun
Historical etymology[AS. wrang. See Wrong, a.]
Selected historical definitionThat which is not right.
Signed record IDwebster1913-wrong-noun-04cf203aeaf4
Source locatorCIDE.W, paragraph 6617; Gutenberg eBook 669
Quick answer
In Webster's Revised Unabridged Dictionary (1913), "wrong" is labeled noun. Its etymology is recorded as: "[AS. wrang. See Wrong, a.]" The selected historical definition says: "That which is not right."