1. to such a degree or extent; so much so
Usage: formal; often followed by ‘that’ or ‘as’

Examples

• The weather was terrible, insomuch that we canceled our picnic.
• She was devoted to her work, insomuch as she rarely took vacations.
• The project was delayed, insomuch that we missed the deadline.
• He studied diligently, insomuch that his grades improved dramatically.
• The storm was fierce, insomuch as many trees were uprooted.
• The book was popular, insomuch that it became a bestseller.