Definition

1. Noun:
   • Forward movement or progress, especially against resistance: Refers to the act of advancing or making progress, particularly when facing difficulties or obstacles.
   • The vertical clearance or space available for passage under an obstruction: Specifically refers to the height available to pass under something, like a bridge or tunnel.

Usage

• As a countable/uncountable noun: Typically used without a plural form when referring to general progress. Can be used with "some," "any," "little," "much," or "no."
• Common Collocations: To , to , .

Examples

• Forward Movement/Progress:
  • The rescue team made significant headway through the debris.
  • Despite the setbacks, we are finally making some headway on the project.
  • The negotiations have made no headway this week.
• Vertical Clearance:
  • The truck's height exceeded the bridge's headway.
  • Check the headway before attempting to drive the bus under that old railway arch.

Advanced Usage

• "To make headway against/into/with": To advance or progress in a particular context or against a specific challenge.
  • Scientists are making headway against the disease.
  • The company is making headway into new markets.
• In Transportation (Headway): The time interval between vehicles (e.g., buses, trains) on the same route.
  • During peak hours, the headway between subway trains is reduced to three minutes.

Variants and Related Words

• Headroom (n): Synonymous with the "vertical clearance" meaning of headway.
  • The low headroom in the garage damaged the car's roof.
• Progress (n): A more general synonym for the "forward movement" meaning.
• Advancement (n): Another synonym for progress or forward movement.

Synonyms

• Progress: Forward or onward movement toward a destination or goal.
• Advance: A forward movement or development.
• Clearance: The vertical space available.

Antonyms

• Setback: A reversal or check in progress.
• Stagnation: A state of lack of activity, growth, or development.

Related Phrases

• Make up for lost headway: To recover progress that was delayed.
  • We worked overtime to make up for the lost headway caused by the power outage.

Noun

1. forward movement
   • the ship made little headway against the gale
2. vertical space available to allow easy passage under something