cannot

A child cannot reach the cookie jar on the high shelf.

Definition

1. Auxiliary Verb:
   • Inability: "cannot" is the negative form of "can," used to express that someone or something is unable to do something.
   • Prohibition: It also indicates that something is not allowed or is forbidden.
   • Impossibility: It can express that a situation or action is impossible or unlikely.

Usage Examples

• Inability:

  • I cannot swim very well. (I am not able to swim proficiently.)
  • She cannot attend the meeting tomorrow. (She is unable to be present at the meeting.)

• Prohibition:

  • You cannot park here; it's a fire zone. (Parking is not allowed in this area.)
  • Students cannot use their phones during the exam. (Phone use is forbidden.)

• Impossibility:

  • This cannot be true; it's too strange. (It is impossible for this to be accurate.)
  • He cannot have finished the project already; it's too complex. (It is unlikely he completed it so quickly.)

Advanced Usage

• "cannot help but": to be unable to avoid or refrain from doing something.

  • I cannot help but laugh when I see that video. (I am unable to stop myself from laughing.)

• "cannot be bothered": to lack the willingness or energy to do something.

  • She cannot be bothered to clean her room today. (She does not have the motivation to clean.)

• "cannot do without": to require something essential.

  • I cannot do without my morning coffee. (I need coffee to function properly.)

Variants and Related Words

• Can't (contraction): a shortened form of "cannot."

  • I can't believe it's already winter. (I am unable to believe the season has changed.)

• Can (base verb): the positive form indicating ability or permission.

  • You can go now if you are ready. (You are allowed to leave.)

Synonyms

• Unable to: lacking the capacity or means.
• Not allowed: prohibited by rule or law.
• Impossible: not capable of occurring or being done.

Phrasal Verbs

• Cannot stand: to strongly dislike or be unable to tolerate.

  • I cannot stand loud noises in the morning. (I find loud morning sounds unbearable.)

• Cannot bear: to be unable to endure or accept.

  • She cannot bear the thought of losing her pet. (She finds the idea intolerable.)

Related Idioms

• Cannot make head nor tail of something: to be unable to understand something.

  • I cannot make head nor tail of these instructions. (I find them completely confusing.)

• Cannot hold a candle to someone: to be much less skilled or impressive than someone.

  • His cooking cannot hold a candle to his mother's. (His cooking is far inferior.)

• Cannot see the forest for the trees: to be so focused on details that the overall situation is missed.

  • She is so worried about minor errors that she cannot see the forest for the trees. (She overlooks the bigger picture.)