epigraph

From Ancient Greek ἐπιγραφή (epigraphḗ, “inscription”), from ἐπιγράφω (epigráphō, “write upon”), from ἐπῐ- (epĭ-, “on, upon, over, etc.”) +‎ γρᾰ́φω (grắphō, “to draw, paint, write, etc.”).

• IPA^(key): /ˈɛpɪˌɡɹæf/

• Audio (Southern England):

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epigraph (plural epigraphs)

1. An inscription, especially on a building.
2. A literary quotation placed at the beginning of a book or other text.
3. (mathematics, of a function) The set of all points lying on or above the function's graph.

• (antonym(s) of “mathematics”): hypograph

• epigram
• epigraphy
• epigrapher or epigraphist

epigraph (third-person singular simple present epigraphs, present participle epigraphing, simple past and past participle epigraphed)

1. (transitive) To provide (a literary work) with an epigraph.

• pie graph