Definition

1. Noun:
   • A high-speed internal memory for temporary storage: In computing, a scratchpad is a small, fast area of memory used to hold data or instructions that are being worked on immediately or are preliminary. It is designed for quick, temporary storage and retrieval during processing.

Usage Examples

• Noun:
  • The processor uses a dedicated scratchpad to store intermediate calculation results.
  • Before saving the final document, I keep my notes in a digital scratchpad.
  • The programmer allocated a memory scratchpad for the algorithm's temporary variables.

Advanced Usage

• "Scratchpad memory": A specific technical term referring to this type of fast, software-managed memory, often contrasted with a cache.

  • The embedded system's performance improved after utilizing scratchpad memory for critical loops.

• "Scratchpad area": Can refer to a designated section of any storage (physical or digital) used for temporary, informal work.

  • Use the whiteboard as a scratchpad area to sketch out the initial design ideas.

Variants and Related Words

• Scratchpad RAM (noun): Another term for scratchpad memory, emphasizing it is Random-Access Memory.
• Scratch (verb/noun): The origin of the term, relating to making quick, preliminary notes or marks.
  • I'll just scratch down a few ideas on this notepad.

Synonyms

• Buffer: A temporary holding area for data.
• Working memory: Memory used for immediate perceptual and linguistic processing.
• Notepad: A pad for informal notes (common non-technical analogy).

Related Phrases

• Scratchpad register: In some computer architectures, a specific register or small set of registers used like a scratchpad.
  • The values were swapped using the CPU's scratchpad register.

Noun

1. (computer science) a high-speed internal memory used for temporary storage of preliminary information