LEAFLET

Pronunciation (US):

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IPA (US):

 Dictionary entry overview: What does leaflet mean? 

• LEAFLET (noun)
  The noun LEAFLET has 3 senses:

1. a thin triangular flap of a heart valve

2. part of a compound leaf

3. a small book usually having a paper cover

  Familiarity information: LEAFLET used as a noun is uncommon.

 Dictionary entry details 

• LEAFLET (noun)

Sense 1

Meaning:

A thin triangular flap of a heart valve

Classified under:

Nouns denoting body parts

Synonyms:

cusp; leaflet

Hypernyms ("leaflet" is a kind of...):

flap (a movable piece of tissue partly connected to the body)

Holonyms ("leaflet" is a part of...):

cardiac valve; heart valve (a valve to control one-way flow of blood)

Derivation:

leaf (hinged or detachable flat section (as of a table or door))

Sense 2

Meaning:

Part of a compound leaf

Classified under:

Nouns denoting plants

Hypernyms ("leaflet" is a kind of...):

foliage; leaf; leafage (the main organ of photosynthesis and transpiration in higher plants)

Hyponyms (each of the following is a kind of "leaflet"):

pinna; pinnule (division of a usually pinnately divided leaf)

Derivation:

leaf (the main organ of photosynthesis and transpiration in higher plants)

Sense 3

Meaning:

A small book usually having a paper cover

Classified under:

Nouns denoting communicative processes and contents

Synonyms:

booklet; brochure; folder; leaflet; pamphlet

Hypernyms ("leaflet" is a kind of...):

book (a written work or composition that has been published (printed on pages bound together))

Hyponyms (each of the following is a kind of "leaflet"):

blue book (a blue booklet used in universities for writing examinations)

ticket book (a book of tickets that can be torn out and used)

Derivation:

leaf (a sheet of any written or printed material (especially in a manuscript or book))

 Context examples 

The anterior valvule or leaflet that comprises the tricuspid valve of the heart.

(Infundibular Cusp, NCI Thesaurus)

A fairly common and often benign valvular heart disorder characterized by redundancy or hooding of mitral valve leaflets so that they prolapse into the left atrium, often causing mitral regurgitation.

(Mitral Valve Prolapse, NCI Thesaurus)

The posterior valvule or leaflet that comprises the tricuspid valve of the heart.

(Marginal Cusp, NCI Thesaurus)

Prolapse of the mitral valve, often with regurgitation, associated with myxomatous proliferation of the leaflets of the mitral valve.

(Mitral Valve Prolapse, Food and Drug Administration)

An event causes abnormal valve function; this is usually a tear in leaflet or chordae tendinae and manifests as a new regurgitant.

(Cardiac Valve Injury, NCI Thesaurus/ACC)

A lipid with 2 fatty acid chains attached to a carbohydrate-containing head group that is found on the outer leaflet of the plasma membrane.

(Plasma Membrane Glycolipid, NCI Thesaurus)

A condition resulted from the escape of blood around a heart valve, particularly around its leaflets.

(Perivalvular Leak, NCI Thesaurus)

A white to green colored leaflet material that emits toxic fumes of nitrogen oxides when heated to decomposition.

(Michler's Ketone, NCI Thesaurus)

Issue associated with the escape of blood around a heart valve, particularly around its leaflets.

(Perivalvular Leak Medical Device Problem, Food and Drug Administration)

A valvule or leaflet that comprises a heart valve.

(Cardiac Valve Cusp, NCI Thesaurus)