nonvolatile

Thân thiện

A scientist stores data on a nonvolatile memory chip.

Definition

Adjective 1. Not easily vaporized; not volatile: Describes a substance that does not readily evaporate or turn into vapor at normal temperatures and pressures. 2. Retaining stored data when power is removed: In computing, describes a type of memory that retains its stored information even when the electrical power is turned off.

Usage

The adjective "nonvolatile" is used to describe the physical property of a substance or the functional characteristic of computer memory. It is typically placed before a noun or used after a linking verb.

Examples

• As a physical property:
  • Hard drives use nonvolatile memory to store data permanently.
  • The chemist studied the nonvolatile residue left after evaporation.
  • Unlike gasoline, this oil is nonvolatile and safe to store at room temperature.
• In computing:
  • Flash drives and SSDs are examples of nonvolatile storage devices.
  • The system's BIOS is stored on a nonvolatile chip.
  • Is the cache memory volatile or nonvolatile?

Advanced Usage

• Technical/Scientific Context: The term is standard in chemistry, materials science, and computer engineering. It is often contrasted directly with "volatile."
  • The analysis focused on separating the volatile compounds from the nonvolatile fraction.

Variants and Related Words

• Non-volatile (adjective): An alternative hyphenated spelling with the same meaning.
• Nonvolatility (noun): The state or quality of being nonvolatile.
  • The nonvolatility of the data was crucial for the application.

Synonyms

• Permanent (in computing context, for data storage)
• Involatile (less common, but a direct synonym)
• Stable (in a general physical sense, regarding vapor pressure)

Antonyms

• Volatile (readily vaporizing; in computing, losing data when power is off)

Học thuật

Adjective

1. not volatilizing readily
   • a nonvolatile acid

Từ đồng nghĩa

• nonvolatilizable
• nonvolatilisable