tricenary en · ADJ · etymology 1
Etymology
From Latin trīcēnārius, from trīcēnus (“thirty each”) + -ārius (“-ary: forming adjectives and related nouns”).
Meanings
- (not-comparable, obsolete) Of or related to the number thirty.
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(not-comparable, obsolete) Lasting thirty days.
After Solon's time, the Civill year was Lunary... though diverse places of Greece,... did not for a long time after part with their tricenary months.
1655, T. Stanley, History of Philosophy, Vol. I, Ch. 3