How to Say “Underbite” in Spanish

prognatismo
/pɾoɡnatismo/from spelling rules
The English phrase "underbite" is prognatismo in Spanish.
prognatismo refers to the condition where the lower teeth extend past the upper teeth.
Meaning: condition of lower teeth extending past upper ones (noun)

Which one should you use?

You may encounter the formal terms Maloclusión mandibular or Mordida invertida (which translates to "inverted bite").

Is there a formal and an informal way to say it?

prognatismo is the technical, medical term used by dentists and doctors. The terms Maloclusión mandibular and Mordida invertida are also formal ways to refer to this condition.

How does it change in a sentence?

The noun prognatismo is masculine and is typically preceded by the definite article el, as in el prognatismo.

How do you pronounce it?

/pɾoɡnatismo/

Did you know?

  • The word mordida means 'bite' but is also a common Spanish slang term for a bribe.
  • Orthodontists in Spanish-speaking clinics often use the code relación Clase III to categorize an underbite based specifically on the alignment of the molars.
  • While prognatismo is the medical term for an underbite, the adjective prognata is almost never used for people in casual speech and is mostly found in anthropology or veterinary texts.

Examples in context

  • Mi mandíbula inferior sobresale.
    My lower jaw protrudes.
  • El paciente tiene un ligero prognatismo.
    The patient has a slight underbite.
  • El prognatismo puede afectar la mordida.
    An underbite can affect the bite.
  • Su hijo necesita tratar su prognatismo.
    His son needs to treat his underbite.

Example conversation

At a dentist's office.

  1. María

    ¿Es grave el prognatismo de Mateo?
    Is Mateo's underbite serious?
  2. Mateo

    No, es un caso muy leve.
    No, it is a very mild case.
  3. María

    ¿Necesita él algún tratamiento?
    Does he need any treatment?
  4. Mateo

    Solo un poco de ortodoncia.
    Just a little bit of orthodontics.

Sources

  • IPA marked “from spelling rules” is derived from standard Spanish spelling, where Wiktionary gives none.
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Kirsty Leanne
Kirsty LeanneHelp make this guide better. Spot a mistake, know another way to say it, or have an example from real life? Share it below.
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