- vigintennial
- \\|vījin.|tenēəl\ adjective or noun
Etymology: Latin viginti twenty + English -ennial (as in centennial) — more at vicenary
Useful english dictionary. 2012.
Useful english dictionary. 2012.
vigintennial — vi·gin·ten·ni·al … English syllables
Periscope — For the 1916 French film, see Le périscope. Principle of the periscope. The periscope on the left uses mirrors whereas the right uses prisms. a Mirrors b Prisms c Observer s eye … Wikipedia
Anniversary — For other uses, see Anniversary (disambiguation). An anniversary is a day that commemorates and/or celebrates a past event that occurred on the same day of the year as the initial event. For example, the first event is the initial occurrence or,… … Wikipedia
vi|gin|ten|ni|al — «VY jihn TEHN ee uhl», adjective. occurring once in twenty years: »[The planets ] vigintennial conjunction is due a few months hence (Glasgow Herald). ╂[< Latin vīgintī twenty + English ennial, as in biennial] … Useful english dictionary