TOP

Definition of petiole noun from the Oxford Advanced Learner's Dictionary

petiole

noun
 
/ˈpetiəʊl/
 
/ˈpetiəʊl/
(biology)
jump to other results
  1. the thin part at the base of a leaf that supports it and joins it to the stem of a plant
    • The disease may cause small black spots on leaves, petioles and stems of new shoots.
See petiole in the Oxford Advanced American Dictionary
immunize
verb
 
 
From the Topic
Healthcare
C1
Oxford Learner's Dictionaries Word of the Day