English dictionary definition of:



  • reasoning that involves the formation of conclusions from incomplete evidence
  • a hypothesis that has been formed by speculating or conjecturing (usually with little hard evidence)
  • a message expressing an opinion based on incomplete evidence


  • to believe especially on uncertain or tentative grounds


guess hypothecate hypothesis hypothesise British English spelling hypothesize American English spelling speculate speculation suppose supposition surmisal surmise theorise British English spelling theorize American English spelling

Scrabble score for conjecture

Scrabble score = 21

Please note that scrabble only allows seven tiles to be placed at once.

generated at 00:14:18 on 17-10-19

Spelling dictionary home

Sign up to remove this advert

Try Spellzone for free

Search for a word

Sign up to remove this advert


Sign up to remove this advert

"I love your course..... you explain so much that I didn't know, forgot, or wasn't taught."

Adult student, USA