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Webster 1913 Edition

(hāz′lĕs)

Adj.

Destitute of haze.

Tyndall.

hazeless ‎(comparative more hazeless, superlative most hazeless)

Without haze, especially a heat haze.
- 1858, Norman Macleod, The earnest student: being memorials of John Mackintosh
  The day was on the whole favourable, though not so hazeless as yesterday ; the hour, I guess, about nine o'clock. I distinctly made out houses, farms, Aviemore Inn, and the Spey, in Speyside...