Definition

1. Adjective:
   • Lasting for seven days; continuing through a week: Describes something that has a duration of one full week.

Usage

• The adjective "seven-day" is used attributively, meaning it typically comes before a noun to describe it. It is synonymous with "weeklong."
• It is often hyphenated when used before a noun.

Examples

• The resort offers a seven-day cruise around the islands.
• After the surgery, he was given a seven-day course of antibiotics.
• They embarked on a seven-day journey across the country.

Advanced Usage

• "Seven-day" as a fixed period: Commonly used in contexts like warranties, trials, or service periods to specify a standard week.
  • The product comes with a money-back guarantee valid for a seven-day period.

Variants and Related Words

• Weeklong (adj): An exact synonym meaning lasting for a week.
  • They attended a weeklong conference.

Synonyms

• Weeklong
• Seven-day-long (less common)

Related Phrases

• Seven-day notice: A formal warning or announcement given one week in advance.
  • The landlord must provide a seven-day notice for entry.
• Seven-day forecast: A weather prediction covering the upcoming week.

Adjective

1. lasting through a week
   • her weeklong vacation