Definition

1. Verb:

   • To reduce pressure or voltage: The primary meaning of "giảm áp" is to decrease or lower pressure, tension, or electrical voltage.
   • To decompress: It can also mean to relieve stress or pressure in a psychological or physical context.

2. Noun (as a concept or process):

   • Pressure reduction / Voltage reduction: Refers to the act, process, or result of lowering pressure or voltage.

Usage Examples

• Verb:

  • Kỹ sư cần giảm áp trong đường ống để đảm bảo an toàn. (The engineer needs to reduce the pressure in the pipeline to ensure safety.)
  • Máy biến áp này có chức năng giảm áp điện từ đường dây cao thế. (This transformer functions to reduce voltage from the high-voltage power line.)
  • Sau một tuần làm việc căng thẳng, anh ấy đi spa để giảm áp. (After a stressful work week, he went to a spa to decompress.)

• Noun (concept):

  • Quá trình giảm áp phải được kiểm soát chặt chẽ. (The pressure reduction process must be tightly controlled.)
  • Sự giảm áp đột ngột có thể gây hư hỏng thiết bị. (A sudden voltage reduction can damage the equipment.)

Advanced Usage

• Technical/Engineering Context: Used precisely to describe lowering pressure in mechanical/fluid systems (e.g., - pressure reducing valve) or stepping down electrical voltage (e.g., - step-down transformer).
• Figurative/Psychological Context: Used informally to mean relieving mental stress or tension.
  • Cô ấy nghe nhạc để giảm áp tinh thần. (She listens to music to relieve mental pressure.)

Variants and Related Words

• Giảm (v): To reduce, to decrease. The core verb.
• Áp (n): Pressure; (in compounds) voltage (e.g., - pressure, - voltage).
• Giảm áp lực (v/n): A more explicit phrase for "to reduce pressure / pressure reduction," often used for physical force or stress.
• Hạ áp (v): A synonym, specifically meaning "to lower voltage" or "to step down (voltage)."
• Máy giảm áp / Bộ giảm áp (n): Reducer; Pressure reducing valve; Step-down transformer (a device that performs the action).

Synonyms

• Hạ áp (v): To lower voltage/pressure (technical).
• Làm giảm áp suất / điện áp (v): To reduce pressure/voltage (more descriptive).
• Giải tỏa áp lực (v): To relieve pressure (often for stress).

Related Phrases (Phrasal Verbs)

(Note: As a compound verb, "giảm áp" itself functions as a phrasal unit. Related phrases are typically noun phrases with the verb.) - Thực hiện giảm áp: To perform/carry out pressure reduction. - Điều chỉnh giảm áp: To adjust for pressure/voltage reduction.

Related Idioms

(Note: "Giảm áp" is a technical term, so common idioms are limited. Figurative use is more colloquial.) - Giảm áp căng thẳng: To relieve tension (a common collocation, not a fixed idiom). - Một kỳ nghỉ ngắn sẽ giúp giảm áp căng thẳng. (A short vacation will help relieve tension.)