D defs.my
Entry 1 sense Webster, 1913

Interminable

/ĭnˌ-tẽrm'-ən-əb-əl/ · In·ter·mi·na·ble · IPA /ɪnˈtɜː(ɹ).mɪn.ə.bəl/
01 a. Without termination; admitting no limit; boundless; endless; wearisomely protracted; as, interminable space or duration; interminable suffe…
  1. 1.
    Without termination; admitting no limit; boundless; endless; wearisomely protracted; as, interminable space or duration; interminable sufferings; an interminable sermon.
    “That wild interminable waste of waves.” — Grainger.