The word "excitonutrient" is spelled with the following IPA phonetic transcription: ɛksaɪtoʊn(j)utriənt. This word is a combination of two words, "exciton" and "nutrient." "Exciton" refers to an electrically neutral particle that carries energy within a semiconductor or an insulator. "Nutrient" refers to a substance that provides nourishment. The combination of these two words creates a word that may refer to a substance that provides nourishment for excitons, or a substance that contains excitons and provides nourishment.