The term PREFIX FOR 'SCOPE' OR 'GRAPH' can be solved by two words: TELE (4 letters) and OSCILLO (7 letters). TELE is a prefix derived from the Greek word 'tele' meaning 'far off' or 'DISTANT'. It is commonly used in scientific terms to refer to something that is far away or DISTANT. OSCILLO is also a prefix derived from the Greek word 'oscillos' meaning 'wave'. It is commonly used in scientific terms to refer to something that is related to waves or oscillations. Both TELE and OSCILLO are prefixes that can be used to describe something related to scope or graph.