Meanings
adjectivetridecennary (not comparable)
- not comparableobsoleterareOf or pertaining to the number thirteen
The order of days in every month was computed, according to him, first by what he calls a tridecennary progression of days from one to thirteen, […]
1856, William Robertson, The History of the Discovery and Settlement of America
Cite this entry
APA
tridecennary. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/tridecennary
MLA
“tridecennary.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/tridecennary. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “tridecennary,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/tridecennary.
Source: tridecennary on Wiktionary, CC BY-SA 4.0.