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crystalline

/ˈkrɪs.tə.laɪn/
IELTSAcademic
adjective

Clear, bright, and shining like crystal. It can also mean very pure, precise, or easy to understand.

  • The lake had a crystalline blue color.
  • Her explanation was crystalline and easy to follow.
  • We saw crystalline ice on the window.

Adinary Nuance

Crystalline is stronger and more visual than clear or transparent. It often suggests something looks almost glass-like, sharp, or pure. Writers may choose it for beauty, precision, or a polished appearance, not just simple clarity.

In other languages

Vietnamese
trong như pha lê
Spanish
cristalino
Chinese
晶莹的
Japanese
結晶の
Korean
결정의

Etymology

Crystalline comes from Late Latin crystallinus, from Greek krystallos, meaning "ice" or "crystal." It entered English in the Middle English period.

Common phrases

crystalline watercrystalline structurecrystalline clarity

Synonyms

Related words

Frequently asked questions

Is crystalline the same as clear?
Not exactly. Crystalline usually adds a sense of shine, purity, or sharp beauty.
Can I use crystalline in academic writing?
Yes. It is common in science, literature, and formal descriptions.
Does crystalline only describe glass or crystals?
No. It can also describe speech, ideas, water, or light.