to

The road to Hanoi winds through green hills.

Definition

1. Preposition:

   • Indicating direction or destination: "to" expresses movement toward a place, person, or thing.

     • She walked to the store. (Movement toward the store.)
   • Indicating a limit or extent: "to" marks the endpoint of a range or action.

     • Count to ten. (The limit of counting.)
   • Indicating purpose or intention: "to" introduces the goal of an action.

     • He came to help. (Purpose of coming.)
   • Indicating relationship or comparison: "to" shows connection, addition, or contrast.

     • The ratio is two to one. (Comparison between numbers.)
   • Indicating attachment or belonging: "to" links an object to a person or thing.

     • The key to the door. (Attachment or belonging.)

2. Particle (Infinitive Marker):

   • Used before a verb to form the infinitive: "to" has no meaning of its own but signals the base form of a verb.

     • I want to go. (Infinitive form of "go.")
     • To be or not to be. (Infinitive phrase.)

3. Adverb:

   • Indicating a closed or nearly closed position: "to" means into a state of being shut or in contact.

     • Push the door to. (Push it until it is almost closed.)
   • Indicating movement back and forth: "to" is used in the phrase "to and fro" meaning alternating directions.

     • He paced to and fro. (Back and forth.)

Usage Examples

• Preposition:

  • The train goes from London to Paris. (Direction.)
  • The meeting lasted from 2:00 to 4:00. (Limit of time.)
  • She is kind to everyone. (Relationship.)
  • I prefer coffee to tea. (Comparison.)

• Particle:

  • She needs to study. (Infinitive marker.)
  • To learn is to grow. (Infinitive as a subject.)

• Adverb:

  • The wind blew the door to. (Closed position.)
  • The pendulum swung to and fro. (Alternating movement.)

Advanced Usage

• "to be to": expressing obligation, arrangement, or destiny.

  • You are to report at 8 AM. (You must report.)
  • They were never to meet again. (It was fated.)

• "to do with": related to or concerning.

  • This has nothing to do with you. (Not related.)

• "to the point": relevant or concise.

  • His speech was short and to the point. (Directly addressing the topic.)

Variants and Related Words

• Toward (preposition): in the direction of (similar but less specific than "to").

  • She walked toward the building. (Direction, but not necessarily reaching it.)

• Until (preposition/conjunction): up to a specified time (similar to "to" in time contexts).

  • Wait until tomorrow. (Limit of time.)

Synonyms

• Toward: in the direction of.
• Up to: as far as a limit.
• For: indicating purpose or destination (e.g., ).

Phrasal Verbs

• Come to: to regain consciousness.

  • After fainting, she came to. (She woke up.)

• Get to: to arrive at or begin.

  • We got to the station on time. (Arrived.)
  • Let's get to work. (Begin.)

Related Idioms

• To and fro: moving back and forth.

  • The boat rocked to and fro. (Alternating movement.)

• To a T: exactly or perfectly.

  • The plan suits me to a T. (Perfectly.)

• To beat the band: with great speed or energy.

  • He was working to beat the band. (Very hard.)