perennial

Từ điển WordNet v3.1 - WordNet Dictionary

I - noun

(botany) a plant lasting for three seasons or more
• Derivationally related forms:
perennate
• Topics:
botany, phytology
• Hypernyms:
plant, flora, plant life
• Hyponyms:
rattlesnake master, rattlesnake's master, button snakeroot, Eryngium yuccifolium

II - adjective

1. lasting three seasons or more (Freq. 2)
- the common buttercup is a popular perennial plant
• Ant:
annual, biennial
• Topics:
botany, phytology
2. lasting an indefinitely long time;
suggesting self-renewal
- perennial happiness
• Similar to:
long
3. recurring again and again
- perennial efforts to stipulate the requirements
• Syn:
recurrent, repeated
• Similar to:
continual
• Derivationally related forms:
recurrence (for: recurrent), recur (for: recurrent)

• Từ đồng nghĩa / Synonyms:
  recurrent, repeated
• Từ trái nghĩa / Antonyms:
  annual, one-year, biennial, two-year