adjective / adverb HSK 4
wéi
only · sole · unique

Meaning

唯一 means 'the only one' or 'unique' and emphasizes that something is singular or without equivalent. It expresses exclusivity—that no other option, alternative, or example exists. This word is commonly used to stress that something is irreplaceable or that there are no other choices.

Usage

唯一 is used in both written and spoken Chinese to emphasize uniqueness or exclusivity. It often appears before nouns (唯一的办法 'the only way') or as a predicate (他是唯一的 'he is the only one'). It carries a somewhat formal or emphatic tone compared to casual alternatives like 只有.

Examples

  1. 01
    这是唯一的解决办法。
    Zhè shì wéi de jiě jué bàn .
    This is the only solution.
  2. 02
    你是我唯一的朋友。
    shì wéi de péng you.
    You are my only friend.

Characters

Common collocations

  • 唯一的办法
    wéi de bàn
    the only way/method
  • 唯一的选择
    wéi de xuǎn
    the only choice
  • 唯一的机会
    wéi de huì
    the only chance
  • 唯一的希望
    wéi de wàng
    the only hope

Antonyms

Origin

唯 originally meant 'to answer, to respond' in Classical Chinese but evolved to mean 'only' or 'solely.' Combined with 一 (one), 唯一 literally means 'only one,' reinforcing the concept of singularity.

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