D defs.my
Entry 4 senses Webster, 1913

Leaflet

/lēfʹlĭt/ · Leaf·let · IPA /ˈliːflɪt/
01 n. A little leaf.
  1. 1.
    A little leaf.
  2. 2.
    One of the divisions of a compound leaf; a foliole.(Bot.)
  3. 3.
    A leaflike organ or part; as, a leaflet of the gills of fishes.(Zool.)
  4. 4.
    A printed sheet of paper, of one page, or one sheet folded over, containing an advertisement, tract, or other notice, and usually distributed for free or included in the package with a purchased item.