Definition

1. Verb:

   • To cup (a medical procedure): To perform a therapeutic technique where a heated cup is placed on the skin to create suction, often to relieve pain or promote healing by drawing blood to the surface.
   • To perceive, to sense, to become aware: (In Sino-Vietnamese compounds) To feel or realize something. This meaning is almost exclusively used in compound words.

2. Noun:

   • Horn (of an animal): The hard, pointed, often curved growth on the head of animals like rhinoceroses or cattle.
   • Angle, corner: (In geometry or describing shapes) The point where two lines or surfaces meet.
   • A coin (archaic/dialectal): An old term for a coin, specifically a ten-cent piece.

Usage Examples

• Verb:

  • Bác sĩ y học cổ truyền định giác cho bệnh nhân. (The traditional medicine doctor intends to cup the patient.)
  • Tôi chợt giác ngộ ra sự thật. (I suddenly became aware of the truth.) [Note: This uses the compound "giác ngộ".]

• Noun:

  • Con tê giác có một hoặc hai chiếc sừng trên mũi. (The rhinoceros has one or two horns on its nose.)
  • Hãy đo góc này. (Please measure this angle.)
  • Ngày xưa, mười giác là một đồng. (In the old days, ten "giác" made one dong [currency unit].)

Advanced Usage

• "Giác hơi": A specific type of cupping therapy using fire to create suction.

  • Giác hơi là một phương pháp chữa bệnh dân gian. (Fire cupping is a folk healing method.)

• "Giác quan": Sense organ (e.g., eyes, ears). This is a compound noun.

  • Thị giác là một trong năm giác quan. (Sight is one of the five senses.)

Variants and Related Words

• Giác ngộ (verb): To become enlightened, to attain awareness (often spiritual).
• Cảm giác (noun/verb): Feeling/sensation (to feel).
• Giác mạc (noun): Cornea (of the eye).
• Tam giác (noun): Triangle.
• Tứ giác (noun): Quadrilateral.
• Ống giác (noun): Cupping glass (the tool used for cupping).

Synonyms

• Verb (to cup): Làm giảm đau bằng hút (to relieve pain by suction). There is no direct single-word synonym.
• Noun (horn): Sừng.
• Noun (angle): Góc.

Related Phrases (Phrasal Verbs)

• Giác ra: (Rare) To realize, to figure out. This is not a common standalone phrasal verb; the meaning is typically embedded in compounds like "giác ngộ".

Related Idioms

• "Giác quan thứ sáu": The sixth sense (intuition).
  • Cô ấy có giác quan thứ sáu rất nhạy bén. (She has a very sharp sixth sense.)
• "Một giác hai đồng": (Archaic) Refers to old currency. Can imply something of little value or a fixed rate.
  • Chuyện đó giờ còn đáng giá một giác hai đồng gì nữa. (That matter is worthless now.)

verb

1. to cup
   • ống giác
     cupping-glass

noun

1. horn
   • con tê giác
     rhinoceros
2. Angle