How to spell EQUASION correctly?

Possible correct suggestions for the misspelling "equasion" could be "equation" or "equivalence". An equation is a mathematical expression stating that two expressions are equal, while equivalence indicates the state of being equal in value or quantity.

• equation I need help solving this difficult equation.
• equations Solving equations requires a solid understanding of mathematical concepts.
• evasion

Putrefication

• nitrification
• petrifaction
• purification
• putrefaction
• putrification
• vitrification