noun #21,005

Meanings

  1. 1 pyridine (chemistry prefix)
  2. 2 used in transliterating chemical names

Examples

Bǐdìng shì yī zhǒng chángjiàn de yǒujī huàxué róngjì.
Pyridine is a common organic chemistry solvent.
Bǐluò shì wǔ yuán záhuán huàhéwù.
Pyrrole is a five-membered heterocyclic compound.

Tips

usage
is not used as a standalone word but appears as the first character in chemistry terms: (bǐdìng, pyridine), (bǐluò, pyrrole), (bǐqín, pyrazine). It functions as a phonetic prefix in chemical nomenclature.

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