Definition of leaflet
(Entry 1 of 2)
1a
: one of the divisions of a compound leaf
b
: a small or young foliage leaf
2
: a leaflike organ or part (such as one of the flaps of a heart valve)
3
: a usually folded printed sheet intended for free distribution
leaflet
verb
leafleted or leafletted; leafleting or leafletting
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Merriam-Webster unabridged
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Time Traveler for leaflet
The first known use of leaflet was in 1777
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