D defs.my
Entry 1 sense Webster, 1913

Emulator

/ĕm'-yəl-ātˌ-ẽr/ · Em·u·la·tor · IPA /ˈɛmjəˌleɪtəɹ/
01 n. One who emulates, or strives to equal or surpass.
  1. 1.
    One who emulates, or strives to equal or surpass.
    “As Virgil rivaled Homer, Milton was the emulator of both.” — Bp. Warburton.