non-essential

/ˌnɒn ɪˈsenʃl/ (bre, ipa) · /ˌnɑːn ɪˈsenʃl/ (ame, ipa)

non-essential — adjective

1. describes something that may be useful or pleasant, but a person or plan can sti

1.形容詞B2
釋義

describes something that may be useful or pleasant, but a person or plan can still manage without it.

例句

The school cancelled non-essential trips during the stormy week.

collocation: non-essential trips / travel

Karim packed a few non-essential clothes for the beach holiday.

同義詞
  • optional

    often used for choices that people may take if they want to, such as classes or extras

  • unnecessary

    broader everyday word that can also suggest something should not have been included at all

  • inessential

    near-synonym with a slightly bookish tone

  • dispensable

    stresses that something can be removed without causing real harm

反義詞
  • essential

    the direct opposite; absolutely needed

  • necessary

    everyday opposite meaning needed for a purpose

  • vital

    stronger opposite used when success or survival depends on it

文法句型

non-essential + noun

be non-essential

用法筆記

Most common before nouns in official or planning language: 'non-essential travel', 'non-essential spending', and 'non-essential services'. In predicative use, it often appears after decisions about what can be cut, delayed, or left out.

常見錯誤

❌Water is non-essential for plants.
✅Water is essential for plants.
💡'non-essential' only describes things that can be left out, not basic needs that life or a system depends on.