quack

• Qualifie une personne qui prétend faussement avoir des compétences ou des connaissances médicales ; s'emploie aussi pour désigner quelque chose de frauduleux ou de faux.

Describes a person who falsely claims to have medical skill or knowledge; also used to describe something fraudulent or fake.

1. Medically unqualifiedB2informalmedical

   Relating to a person who falsely claims to have medical skills or knowledge, or to treatments that are not scientifically proven.

   charlatan (en médecine)

   • He was arrested for selling quack remedies that had no active ingredients.
   • She warned her friend against visiting a quack doctor who promised a miracle cure.
   • The internet is full of quack treatments for serious diseases.

   Synonymesboguscharlatanfakefraudulentpseudopseudoscientificshamunlicensed

   Antonymescertifiedlegitimatelicensedprofessionalqualified

• Nom désignant deux sens distincts : une personne qui prétend faussement avoir des compétences ou connaissances médicales, ou le cri aigu et caractéristique du canard.

A noun with two distinct meanings: it can refer to a person who falsely claims to have medical skill or knowledge, or to the characteristic harsh sound made by a duck.

1. Fake doctorB2informalmedical

   An untrained person who pretends to be a physician and dispenses medical advice.

   Charlatan (faux médecin)

   • He went to a quack who sold him useless pills.
   • The authorities shut down the clinic run by a notorious quack.
   • She realized too late that the doctor was a quack.

   Synonymescharlatanfraudimpostormountebanksham

2. Duck soundA1formal

   The harsh, characteristic sound made by a duck.

   cri du canard

   • The duck let out a loud quack as it swam across the pond.
   • We could hear the quack of ducks from the nearby lake.
   • The children laughed at the funny quack of the duck.

• Verbe décrivant le cri caractéristique du canard, ou désignant une action de tromperie ou de charlatanisme, notamment dans le domaine médical.

A verb used to describe the characteristic sound made by a duck, or to speak or act in a foolish, pretentious, or fraudulent manner, especially in relation to medicine.

1. Make a duck soundA1informal

   To make the characteristic harsh, throaty sound of a duck.

   crier comme un canard

   • The ducks quacked loudly by the pond.
   • He quacked like a duck to make the children laugh.
   • We could hear the ducks quacking from across the field.

2. Act as a charlatanB2informal

   To pretend to have medical knowledge or skills, often by promoting fake remedies or treatments.

   Exercer la médecine en charlatan

   • He was arrested for quacking and selling fake cures.
   • She quacked her way into the health industry with false promises.
   • The man was known for quacking about miracle elixirs.