1. having four angles or sides; quadrangular
Usage: geometry
2. relating to or having the characteristics of a tetragonal crystal system
Usage: crystallography

Examples

• The tetragonal shape of the building made it stand out among the circular structures.
• Each tetragonal tile fit perfectly into the geometric pattern.
• The mineral exhibited a tetragonal crystal structure under examination.
• Tetragonal crystals have four equal sides meeting at right angles.
• The architect designed a tetragonal courtyard for the new school.
• Scientists identified the tetragonal phase of the compound at high temperatures.