polycrystalline
/ˌpɑliˈkrɪstəlɪn/
adjective
- Describing a solid material that is composed of many small crystals oriented in different directions.
- Scientists developed a new polycrystalline ceramic for electronics.
- The polycrystalline structure of the metal makes it very hard.
- Polycrystalline silicon is used in solar panels.
Antonyms