English to English

noun (n)

• a small flat triangular bone in front of the knee that protects the knee joint

  sebuah flat kecil segitiga tulang di depan lutut yang melindungi sendi lutut

  Synonym:
  kneecap, patella
  

  source: wordnet30
• A roundish, flattened, sesamoid bone in the tendon in front of the knee joint; the patella; the kneecap.

  sebuah roundish, diratakan, sesamoid tulang dalam urat daging di depan sendi lutut; the lututnya; tempurung lutut.

  source: webster1913