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Webster 1913 Edition
Whitetop
White′topˊ
,Noun.
 (Bot.) 
Fiorin. 
Definition 2025
whitetop
whitetop
English
Noun
whitetop (countable and uncountable, plural whitetops)
-  Lepidium draba, a perennial herb that reproduces by seeds and by horizontal creeping roots.
- Whitetop is an invasive species in North America.