Inklingo
A colorful illustration of a friendly crocodile with its mouth wide open, showing its strong lower jaw.

mandíbula

man-DEE-boo-lah

nounfB1
jaw?the part of the face that moves when you eat or talk
Also:jawbone?the actual bone structure

📝 In Action

Me duele la mandíbula después de ir al dentista.

A2

My jaw hurts after going to the dentist.

El león tiene una mandíbula muy fuerte para cazar.

B1

The lion has a very strong jaw for hunting.

Al oír la noticia, se le caía la mandíbula de la sorpresa.

B2

When he heard the news, his jaw dropped in surprise.

Word Connections

Synonyms

  • quijada (jaw/jawbone)
  • maxilar (maxilla (technical bone name))

Common Collocations

  • mandíbula inferiorlower jaw
  • apretar la mandíbulato clench one's jaw
  • fractura de mandíbulabroken jaw

Idioms & Expressions

  • quedarse con la mandíbula desencajadato be completely stunned or shocked

💡 Grammar Points

Always Feminine

Even though men have jaws too, the word is always feminine: 'la mandíbula'. Use 'la' or 'una' regardless of whose jaw you are talking about.

Stress the Third-to-Last Syllable

Notice the accent mark on the 'í'. In Spanish, words that have the emphasis three syllables from the end (esdrújulas) always need a written accent mark.

❌ Common Pitfalls

Missing the Accent Mark

Mistake: "mandibula"

Correction: mandíbula

⭐ Usage Tips

Physical Reactions

Use 'apretar la mandíbula' (clench the jaw) to describe someone who is angry or very determined.

✏️ Quick Practice

💡 Quick Quiz: mandíbula

Question 1 of 1

If someone says 'Se me cayó la mandíbula', how are they feeling?

📚 More Resources

Word Family

Frequently Asked Questions

Is 'mandíbula' different from 'quijada'?

They are mostly the same! 'Mandíbula' is a bit more scientific or formal, while 'quijada' is a bit more common in everyday speech, though both are perfectly understood.

How do you say 'lower jaw' vs 'upper jaw'?

You use the adjectives 'inferior' (lower) and 'superior' (upper). So: 'mandíbula inferior' and 'mandíbula superior'.