Causes of a ruptured, or perforated, eardrum may include: 1  Middle ear infection (otitis media). 2  A middle ear infection often results in the accumulation of fluids in your middle ear. 3  Pressure from these fluids can cause the eardrum to rupture.auses of a ruptured, or perforated, eardrum may include: 1  Middle ear infection (otitis media). 2  A middle ear infection often results in the accumulation of fluids in your middle ear. 3  Pressure from these fluids can cause the eardrum to rupture.
Wiktionary(3.00 / 1 vote)Rate this definition: 1  speculation(Noun) The process of thinking or meditating on a subject. 2  speculation(Noun) A judgment or conclusion reached by speculating. 3  speculation(Noun) An investment involving higher than normal risk in order to obtain a higher than normal return.
1. a hypothesis that has been formed by speculating or conjecturing (usually with little hard evidence). 2. a message expressing an opinion based on incomplete evidence. 3. reasoning that involves the formation of conclusions from incomplete evidence.Familiarity information: CONJECTURE used as a noun is uncommon.ouns denoting cognitive processes and contents. Hypernyms (conjecture is a kind of...): abstract thought; logical thinking; reasoning (thinking that is coherent and logical). Hyponyms (each of the following is a kind of conjecture): theorisation; theorization (the production or use of theories).