UNDECENNIAL
\ˌʌndɪsˈɛnɪəl], \ˌʌndɪsˈɛnɪəl], \ˌʌ_n_d_ɪ_s_ˈɛ_n_ɪ__ə_l]\
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Occurring or observed every eleventh year; belonging to, or continuing, a period of eleven years; undecennary; as, an undecennial festival.
By Oddity Software
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.