bi·en·ni·al 
(bī-ĕnē-əl)
(bī-ĕnē-əl)adj.
1. Lasting or living for two years.
2. Happening every second year.
3. Botany Having a life cycle that normally takes two growing seasons to complete.
n.
1. An event that occurs every two years.
2. Botany
a. A plant that normally requires two seasons to complete its life cycle, growing usually as a rosette in the first season and producing flowers and fruits and then dying in the second season.
b. A perennial plant, such as the English daisy, cultivated as a biennial.
bi·enni·al·ly adv.
- indoctrinate
- indoctrination
- Indo-European
- Indo-Europeanist
- Indo-European root: ad-
- Indo-European root: ag-
- Indo-European root: agh-
- Indo-European root: agro-
- Indo-European root: aik-
- Indo-European root: aim-
- Indo-European root: ais-
- Indo-European root: aiw-
- Indo-European root: ak-
- Indo-European root: akw-ā-
- Indo-European root: al-
- Indo-European root: al-
- Indo-European root: al-
- Indo-European root: albho-
- Indo-European root: alu-
- Indo-European root: ambhi
- Indo-European root: an-
- Indo-European root: angh-
- Indo-European root: ansu-
- Indo-European root: ant-
- Indo-European root: anə-