triclinic
Definition
- Adjective:
- Having three unequal crystal axes intersecting at oblique angles: In crystallography, "triclinic" describes a crystal system characterized by three axes of unequal length that all intersect at angles that are not 90 degrees.
Usage Examples
- Adjective:
- The mineral exhibited a triclinic crystal structure.
- In the triclinic system, none of the axes are perpendicular to each other.
Advanced Usage
- Scientific Context: The term is almost exclusively used in geology, mineralogy, and materials science to classify and describe the symmetry and geometry of crystalline solids.
- Plagioclase feldspar is a common example of a mineral that crystallizes in the triclinic system.
Variants and Related Words
- Triclinicity (noun): The quality or state of being triclinic.
- Triclinic System (noun phrase): One of the seven crystal systems in crystallography.
Synonyms
- Anorthic: A less common synonym for triclinic, used in some scientific texts.
Antonyms
- Cubic: Describing a crystal system with three axes of equal length intersecting at right angles.
- Tetragonal: Describing a crystal system with two axes of equal length and one axis of different length, all intersecting at right angles.
- Orthorhombic: Describing a crystal system with three axes of unequal length intersecting at right angles.
Adjective
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having three unequal crystal axes intersecting at oblique angles
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triclinic system
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