usable

usable — adjective

1. Available for someone to use, either because it is free, working, or accessible.

1.形容詞B1
釋義

Available for someone to use, either because it is free, working, or accessible.

例句

Gita checked whether the library computers were still usable before her class started.

be + still + usable — common pattern after repair or checking

The old fire escape was rusty but remained usable in an emergency.

同義詞
  • available

    Emphasises that something is free and ready, not that it works; 'available' is broader.

  • functional

    More specific — focuses on whether the thing works properly, not just whether it can be accessed.

  • serviceable

    More formal; implies adequate but not excellent condition, often for equipment.

反義詞
  • unusable

    Direct opposite — cannot be used at all.

  • broken

    Informal; suggests the item is physically damaged and not working.

文法句型

be usable

remain usable

become usable

用法筆記

Often appears with adverbs of time or condition such as 'still', 'barely', 'no longer', or 'perfectly'. The opposite 'unusable' is very common for saying something cannot be used at all.

常見錯誤

The phone is useable.
The phone is usable.
💡'Useable' is a rare British variant; 'usable' is the standard spelling in both American and British English.

2. Designed or arranged so that people can work with it easily and without trouble.

2.形容詞B2
釋義

Designed or arranged so that people can work with it easily and without trouble.

例句

Hamza designed a simple interface that made the app usable for elderly patients.

make + object + usable for [group]

The new kitchen layout is more usable because the shelves stay within easy reach.

同義詞
  • user-friendly

    More specific — describes software, devices, or services that are easy for beginners.

  • convenient

    Broader — also covers location, timing, and general helpfulness, not just ease of use.

  • practical

    Focuses on effectiveness for a real purpose rather than on ease of handling.

反義詞
  • awkward

    Describes something that is difficult to handle or operate.

  • inconvenient

    Implies the design makes the task harder rather than easier.

文法句型

be usable

find something usable

make something usable

用法筆記

Subject is typically a designed object, space, or system — a tool, website, app, room, or layout. This sense focuses on convenience and ease, not on whether the item works at all.

3. In good enough condition to serve its normal purpose, even if the item is old, w

3.形容詞B2
釋義

In good enough condition to serve its normal purpose, even if the item is old, worn, or not perfect.

例句

Hoa's bicycle was battered but still usable for her short commute to school.

still usable — old but adequate

The chef decided the cracked chopping board was no longer usable.

同義詞
  • serviceable

    More formal; often used for equipment that works adequately but not perfectly.

  • functional

    Focuses on whether the item works, not on cosmetic condition.

  • working

    Informal; simply means the item operates as intended.

反義詞
  • useless

    Stronger — implies no value for any purpose.

  • worn-out

    Describes an item that has deteriorated past the point of being usable.

  • defective

    Suggests a fault or flaw that prevents proper use.

文法句型

be usable

remain usable

stay usable

用法筆記

Distinguish from sense 1 (AVAILABLE FOR USE): sense 3 implies the item is already present and in your possession but shows some wear or damage. Sense 1 asks whether the item is accessible or working at all. This sense is common in discussions about secondhand goods, repairs, and resource management.

常見錯誤

The car battery is usable now that I have bought a new one.
The car battery is usable now that I have charged it.
💡'Usable' means the item is in condition to use, not that you have obtained it.