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

 

laburnum

 noun
noun
BrE BrE//ˈbɜːnəm//
 
; NAmE NAmE//ˈbɜːrnəm//
 
[countable, uncountable]
 
jump to other results
a small tree with hanging bunches of yellow flowers Word Originmodern Latin, from Latin.
See the Oxford Advanced American Dictionary entry: laburnum