Definition

1. Adjective:
   • Accepted as true without proof: Characterized by being taken for granted or accepted as real or factual without requiring evidence or verification.
   • Excessively forward or presumptuous: Characterized by an overbearing or arrogant manner; taking undue liberties.

Usage and Examples

• Meaning 1 (Accepted as true without proof):

  • His argument was based on an assumptive premise that was never validated.
  • The theory remains assumptive until we can gather concrete data.

• Meaning 2 (Excessively forward or presumptuous):

  • She found his assumptive attitude offensive, as he acted as if he owned the place.
  • It was assumptive of him to make plans for everyone without asking.

Advanced Usage

• In formal or academic writing: Often used to critique arguments or statements that lack a foundational proof.
  • The author's conclusion is weakened by its reliance on assumptive logic.
• In social commentary: Used to describe behavior that oversteps social boundaries.
  • His assumptive familiarity with strangers made many people uncomfortable.

Variants and Related Words

• Assume (verb): To take for granted or accept without proof; to undertake a role.
• Assumption (noun): Something that is accepted as true without proof; the act of taking something for granted.
• Assumedly (adverb): In an assumed manner; presumably.

Synonyms

• Presumptive: Based on probability or presumption.
• Presumptuous: Failing to observe the limits of what is permitted or appropriate.
• Suppositional: Based on conjecture rather than knowledge.
• Arrogant: Having an exaggerated sense of one's own importance.

Antonyms

• Proven: Demonstrated to be true.
• Humble: Having a modest or low view of one's own importance.
• Deferential: Showing respect and esteem.

Related Phrases and Idioms

• To make an assumption: To accept something as true without proof.
  • You shouldn't make an assumption about her motives.
• On the assumption that: Based on the supposition that.
  • We proceeded on the assumption that the funding was secure.

Adjective

1. accepted as real or true without proof
   • the assumed reason for his absence
   • assumptive beliefs
2. excessively forward
   • an assumptive person
   • on a subject like this it would be too assuming for me to decide
   • the duchess would not put up with presumptuous servants