Definition

Verb (phrasal verb): 1. To adjust the aim or sight of a weapon (like a gun) so that it hits a target accurately at a specific distance. 2. To focus attention or effort directly and precisely on a specific point, target, or objective.

Usage

This phrasal verb is used to describe the act of making precise adjustments or directing concentrated effort toward a specific goal. It often implies a process of narrowing focus from a general area to a specific point.

Examples

1. Literal/Weaponry:

   • The sniper took a moment to zero in his scope before the mission.
   • You need to zero in the sights of your new rifle at the range.

2. Figurative/Focus:

   • The detective finally zeroed in on the key piece of evidence.
   • Our marketing campaign needs to zero in on young professionals.
   • After a broad discussion, the team zeroed in on the core problem.

Advanced Usage

• "zero in on [something/someone]": This is the most common construction, used to specify the exact target of focus or attention.
  • The investigation is zeroing in on the company's financial records.
  • The hawk zeroed in on its prey from high above.

Variants and Related Words

• Zero (verb): To set an instrument or adjustment to a zero point. (e.g., )
• Zeroing (noun): The process of adjusting a sight to zero. (e.g., )

Synonyms

• Home in on: To move directly toward a target with great accuracy.
• Focus on: To concentrate attention or effort.
• Target: To direct something toward a specific objective.
• Pinpoint: To identify or locate precisely.

Related Phrasal Verbs

• Tune in: To adjust a receiver to a particular frequency or, figuratively, to become aware of a situation.
  • Tune in to the news at 9 PM. (Literal)
  • A good manager tunes in to the team's morale. (Figurative)
• Hone in on: Often used interchangeably with "zero in on," though some consider "home in on" the more traditional form for this meaning.

Related Idioms

• Get a bead on: To aim at or get a clear focus on a target.
  • The negotiator is trying to get a bead on their demands.
• In the crosshairs: To be the target of close scrutiny or attack.
  • The controversial policy is now in the media's crosshairs.

Verb

1. adjust (as by firing under test conditions) the zero of (a gun)
   • He zeroed in his rifle at 200 yards
2. direct onto a point or target, especially by automatic navigational aids