COMMUNICATIONS RETINAL CYSTS ANDRETINOSCHISIS* BY C. G. KEITH DepartmentofPathology, Institute ofOphthalmology, University ofLondon SINCE the term retinoschisis came into commonophthalmological parlance, it has oftenbeenusedas thoughthe conditionwereadefinite entity, differing fromretinal cysts bythe process byWhichit arose.
The definition of imperative is something that has authority or is absolutely necessary. 1  An example of imperative is the power that a government has over its people.  An example of imperative is the decision to give a cesarean in a breach birth.
Definition of Conjunction (with Examples) Definition of Conjunction (with Examples) A conjunction is a word used to connect words, phrases or clauses. The words and, but, and or are the conjunctions which spring to mind when people think about conjunctions. However, these are just three very common conjunctions from one of the types of conjunction. The Types of Conjunction.