Definition

1. Verb phrase:
   • To fail to keep informed about or aware of something; to no longer know the current status, location, or details of someone or something. It implies a loss of continuity in monitoring or remembering information over time.

Usage

• This phrase is used to describe a situation where one stops being able to follow or account for something due to inattention, complexity, or the passage of time.
• It is often followed by the preposition "of" (e.g., lose track of time, lose track of a conversation).
• It can be used in various tenses (e.g., I am losing track, I lost track, I have lost track).

Examples

• General Use:
  • I completely lost track of time while reading that novel.
  • With so many projects at once, it's easy to lose track of the details.
  • She lost track of how many cups of coffee she had drunk.

Advanced Usage

• "to lose track of the fact that...": To forget or become unaware of an important piece of information or reality.
  • In the excitement, we lost track of the fact that the last train leaves at midnight.
• Used to express a loss of connection in relationships or communication.
  • After he moved abroad, we gradually lost track of each other.

Variants and Related Words

• Keep track (of) (Verb phrase): The direct opposite, meaning to stay informed or aware of something.
  • It's important to keep track of your expenses.

Synonyms

• Lose sight of: To cease to be aware of or consider something (often an idea or goal).
• Forget about: To fail to remember. (Note: "lose track" often implies a process over time, not a single moment of forgetting).
• Lose count: A specific type of losing track related to numbers.

Related Phrasal Verbs / Constructions

• Lose track of time: A very common collocation meaning to become so engrossed in an activity that you are unaware of time passing.
• Lose track of someone/something: The standard construction for ceasing to know someone's whereabouts or something's status.

Related Idioms

• Can't keep track: Expresses an inability to stay informed, often due to overwhelming quantity or speed.
  • Things are changing so fast, I can't keep track.

Verb

1. fail to keep informed or aware
   • She has so many books, she just lost track and cannot find this volume