标准
biāozhǔn · HSK 3
standard
📏 标 = mark/label + 准 = accurate; together: the accurate mark, i.e. standard
标 originally meant the top of a tree, then a marker or label. 准 means accurate or to approve. A 标准 is the labeled accurate measure everyone aligns to — a benchmark or criterion.
标 — tree 木 + 票 (ticket/phonetic)
Originally written 標, this is a semantic-phonetic compound: 木 (tree) gives the meaning and 票 supplies the sound. It first referred to the tip or top of a tree, then extended to any marker, sign, or label placed at a prominent point. The simplified form 标 keeps the same structure with a reduced phonetic.
准 — ice radical 冫 + falcon 隹
Originally written 準, meaning a water level used to check flatness, hence 'standard' or 'level.' The simplified form 准 was historically a variant used for 'permit' or 'approve.' Modern Chinese merged both senses into 准, covering 'accurate,' 'standard,' and 'to allow.'