rust-free
/'rʌst'fri:/ Cách viết khác : (rustproof) /'rʌstpru:f/
Học thuậtThân thiện
Definition
- Adjective:
- Free from rust; not affected by rust: Describes an object, typically made of metal, that does not have rust (the reddish-brown coating formed on iron or steel by oxidation) and is resistant to forming it.
Usage
- The term "rust-free" is used to describe the condition or quality of a metal object. It is often hyphenated when used as a compound adjective before a noun.
- It indicates that an object is either currently without rust or has been treated/constructed to prevent rust formation.
Examples
- Adjective:
- They advertised the car as being completely rust-free.
- For a long-lasting installation, use rust-free screws and bolts.
- After the restoration, the old bicycle frame was rust-free.
Advanced Usage
- Technical/Industrial Context: In manufacturing and sales (especially for vehicles, tools, and construction materials), "rust-free" is a key quality descriptor implying durability and good maintenance.
- The warranty covers all rust-free components for ten years.
Variants and Related Words
- Rustproof (adj): Made impervious to rust, often through a treatment or coating. While similar, "rustproof" emphasizes the preventative treatment, whereas "rust-free" often describes the current state.
- The shed is made from rustproof steel.
Synonyms
- Corrosion-resistant: Resistant to damage caused by chemical reactions, including rust.
- Non-corroding: Not subject to corrosion.
- Stainless: (In specific contexts, like "stainless steel") resistant to rust and staining.
Antonyms
- Rusty: Covered with or affected by rust.
- Corroded: Damaged or worn away, typically by chemical action like rusting.