| 释义 |
vicennial vi·cen·ni·al V0086800 (vī-sĕn′ē-əl)adj.1. Happening once every 20 years.2. Existing or lasting for 20 years.
[From Late Latin vīcennium, period of twenty years : Latin vīciēns, twenty times (from vīgintī, twenty; see vicenary) + Latin annus, year; see at- in Indo-European roots.]vicennial (vɪˈsɛnɪəl) adj1. occurring every 20 years2. relating to or lasting for a period of 20 years[C18: from Late Latin vīcennium period of twenty years, from Latin vīciēs twenty times + -ennium, from annus year]vi•cen•ni•al (vaɪˈsɛn i əl)
adj. 1. of or for twenty years. 2. occurring every twenty years. [1730–40; < Latin] Thesaurus| Adj. | 1. | vicennial - occurring once every 20 years |
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