Definition

Noun: A hand tool with a movable jaw, allowing it to fit and turn nuts or bolts of various sizes. The key feature is that the size of the opening can be changed or set to different specifications.

Usage

This noun refers to a specific type of wrench. It is typically used to describe the tool itself or to specify the type of wrench needed for a task. * You need an adjustable wrench for this job because we don't know the exact bolt size. * The mechanic reached for his adjustable wrench from the toolbox.

Examples

• An adjustable wrench is more versatile than a set of fixed-size wrenches.
• Can you hand me the adjustable wrench? This nut is stuck.
• The advantage of an adjustable wrench is its ability to fit multiple fastener sizes.

Advanced Usage

• Technical Specification: In engineering or trade contexts, the adjustability is often described by its maximum capacity (e.g., "a 10-inch adjustable wrench").
• Comparative Utility: The tool is often discussed in contrast to fixed wrenches or socket sets, emphasizing its convenience for variable or unknown sizes versus the superior grip and torque of purpose-built tools.

Variants and Related Words

• Adjustable spanner: (Chiefly British English) A direct synonym for "adjustable wrench."
• Crescent wrench: (US, Brand-derived) A common term for an adjustable wrench, originating from the Crescent brand name. Often used generically.
• Monkey wrench: An older, heavier type of adjustable wrench with smooth jaws, often confused with but distinct from the modern adjustable wrench (which typically has serrated jaws).

Synonyms

• Adjustable spanner
• Shifting spanner

Antonyms / Contrasting Terms

• Fixed wrench: A wrench with a single, non-adjustable opening size (e.g., an open-end wrench, box-end wrench).
• Socket wrench: A wrench that uses interchangeable sockets of fixed sizes.

Noun

1. can be changed to different settings