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stalactital

stalactital, a.
  (stælækˈtaɪtəl)
  Also 8 erron. stall-.
  [f. stalactite + -al1.]
  = stalactitic.

1789 J. Williams Min. Kingd. II. 378 Some of the stallactital productions. 1867 Bailey Univ. Hymn 12 Huge halls Where stalactital mountains hang. 1874 Hartwig's Aerial World x. 154 The most magnificent stalactital grotto.

Oxford English Dictionary

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