英和和英

発音

• IPA: /baɪˈɛn.i.əl/
• 韻: -ɛniəl

形容詞

biennial (not comparable)

1. Happening every two years.
   • 2024 May 8, Katia Hetter, “Mammograms are now recommended starting at age 40. Should you get one?”, in CNN‎:

     This is a marked difference from the task force’s previous guidance, which was to start biennial mammograms by age 50.

2. Lasting for two years.

同意語

• biennary (uncommon); biannual (proscribed)

派生語

関連する語

• biennium
• biennially
• biannual, semiannual

名詞

biennial (plural biennials)

1. A plant that requires two years to complete its life-cycle, germinating and growing in its first year, then producing its flowers and fruit in its second year, after which it usually dies.
2. An event that happens every two years.
   • 1891, Sir George Chetwynd, Racing Reminiscences and Experiences of the Turf, page 122:

     The famous Biennial was won by Earl of Dartrey, a light, peacocky horse, who was, perhaps, better than he looked.

参考

• annual, triennial, quadrennial, quinquennial, sexennial, septennial, octennial, novennial, decennial, vicennial, centennial, bicentennial, quincentennial, millennial, perennial