The word "histograph" is spelled with the following phonetic transcription: /hɪstoʊgræf/. The first syllable, "histo," comes from the Greek word for tissue, and the second syllable, "graph," derives from the Greek word for writing or to write. Combined, the word "histograph" refers to an instrument used for recording or graphing data related to biological tissue. The correct spelling of this scientific instrument is important because it ensures clear communication and accurate documentation of research findings in the field of biology.