Meanings
plural turncaps · alternative turn cap
- A sort of chimney cap which turns round with the wind so as to present its opening to the leeward.
a building furnished with cowls, or turncaps, with their vanes so arranged, that, while one shall receive the full force of the wind, the other may allow it to escape freely
1846, Morrill Wyman, A Practical Treatise on Ventilation
Cite this entry
turncap. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/turncap
“turncap.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/turncap. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “turncap,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/turncap.
Source: turncap on Wiktionary, CC BY-SA 4.0.