Definition

1. Noun:

   • A self-propelled railway vehicle: A locomotive is a powered rail vehicle that provides the motive power for a train. It is the engine that pulls or pushes railway cars along tracks.

2. Adjective:

   • Relating to or effecting locomotion: Pertaining to the act or power of moving from place to place.
   • (Informal/humorous) Characterized by travel or movement: Describing a person or thing that is constantly on the move.

Usage and Examples

• Noun:

  • The steam locomotive chugged out of the station, pulling a long line of freight cars.
  • Modern electric locomotives are much quieter and more efficient than their diesel counterparts.

• Adjective:

  • The locomotive power of the muscles enables movement. (Relating to locomotion)
  • In our locomotive age, people are constantly traveling for work. (Informal: characterized by movement)

Advanced Usage

• "Locomotive" as a central driving force: Used metaphorically to describe something that provides the main impetus or driving energy for a process or organization.
  • The new factory became the economic locomotive for the entire region.

Variants and Related Words

• Locomotion (n): The act or power of moving from place to place.
  • Bipedal locomotion is a key characteristic of humans.
• Locomotor (adj): Of or relating to locomotion.
  • The patient has impaired locomotor skills.

Synonyms

• Engine (n): A machine that converts energy into motion, often used interchangeably with 'locomotive' in a railway context.
• Train engine (n): Another term for a locomotive.

Antonyms

• Carriage / Coach (n): A passenger car in a train, which is pulled by a locomotive but lacks its own motive power.
• Wagon / Freight car (n): A vehicle for transporting goods, typically unpowered and part of a train pulled by a locomotive.

Adjective

1. of or relating to locomotion

Noun

1. a wheeled vehicle consisting of a self-propelled engine that is used to draw trains along railway tracks