supersubtle

English

Etymology

From super- +‎ subtle.

Pronunciation

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Adjective

supersubtle (comparative more supersubtle, superlative most supersubtle)

1. Very tenuous or rarefied.
   • 1886, Henry James, The Princess Casamassima, London: Macmillan and Co.:

     She was introduced to Madame Grandoni, and tea was immediately served; Hyacinth being gratefully conscious the while of the supersubtle way in which Lady Aurora forebore to appear bewildered at meeting him in such society.