Final answer:
The word part 'graph' means 'the act of recording' and is derived from Greek words related to 'drawing with light.' It is commonly found in words like 'photograph.'
Explanation:
Graph is the word part that means 'the act of recording.' The term is derived from the Greek words phos ('light') and graphis ('stylus' or 'paintbrush'), indicating 'drawing with light' or 'representation by means of lines.'
Examples of words containing this word part are photograph and cinematograph.
Understanding word parts like graph can help in deciphering the meanings of various terms in different contexts.
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