Answer: INAFLAT

In the context of music, a "flat" refers to a musical symbol that lowers the pitch of a note by a half step. It is denoted by the symbol "♭" written before a note. For example, the note B♭ is pronounced B-flat and means to play or sing the note B but make it a half step lower in pitch. Regarding the clue "Like Chopin's 'Aeolian Harp' étude," it implies that there is a reference to flats in the piece of music composed by Frédéric Chopin called "Aeolian Harp" étude. The precise connection between the clue and the word "flat" is unspecified, so a specific meaning for "flat" in this context cannot be determined. If there is any other word you would like to inquire about, please let me know.

Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: Like Chopin's "Aeolian Harp" étude. Explanations are generated by AI and may be inaccurate.