嘔吐

1. Origins, structure, and basic meaning

• Structure: 嘔吐 is read as おうと and is a noun and する verb for vomiting, the expulsion of stomach contents through the mouth.
• Basic usage: Checking whether a patient has vomiting symptoms appears in 嘔吐の症状, while vomiting because of motion sickness appears in 乗り物に酔って嘔吐する.

2. Common pitfalls and similar expressions

• A clinical or formal term
  • It is commonly used as an objective medical term in symptom descriptions and clinical contexts.
• Difference from 吐く
  • Compared with the everyday verb meaning to throw up, this is the more formal noun for the symptom or event itself.