leaflet

• Nom désignant un petit document imprimé, souvent plié, contenant des informations ou de la publicité, ou une petite partie en forme de feuille d'une plante ou d'une structure anatomique.

A noun referring to a small, often folded, printed sheet of paper containing information or advertising, or a small leaf-like part of a plant or anatomical structure.

1. Heart valve partC1formalmedical

   A thin, triangular flap that forms part of a heart valve, helping to regulate blood flow.

   Valvule cardiaque (cuspide)

   • The mitral valve has two leaflets that open and close.
   • Damage to a heart leaflet can cause valve leakage.
   • The surgeon repaired the torn leaflet of the aortic valve.

   Synonymescuspflap

2. Plant leaf partC1formalscientific

   A single division or segment of a compound leaf.

   Foliole

   • The compound leaf of the rose plant has several leaflets.
   • Each leaflet of the clover is a distinct oval shape.
   • Botanists count the number of leaflets to identify the species.

   Synonymespinnapinnule

3. Printed materialB1formal

   A small printed booklet or pamphlet, often with a paper cover, used for advertising or information.

   dépliant publicitaire

   • The travel agency handed out a leaflet about holiday packages.
   • She picked up a leaflet on healthy eating at the clinic.
   • The leaflet contains instructions for using the new software.

   Synonymesbrochurecircularflyerfolderhandbillhandoutpamphlettract