1. extremely severe or intense, especially of a headache
Usage: informal

1. the action of dividing or separating something into parts

Examples

• I woke up with a splitting headache after staying up too late.
• The splitting of the atom was a major scientific breakthrough.
• The noise from the construction site was splitting.
• The splitting of the company into two divisions took months to complete.
• She had a splitting migraine that lasted all day.
• The splitting of wood requires a sharp axe and proper technique.