a. [f. L. expans- ppl. stem of expandĕre to EXPAND + -ILE.]

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  1.  Having the property of being expanded; capable of expansion, dilatable.

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1776.  T. Percival, Philos. Med. & Exp. Ess., III. 265. This effect it [heat] produces … by its expansile power.

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1783.  Pott, Chirurg. Wks., II. 63. Its natural soft … expansile state.

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1793.  Fordyce, in Phil. Trans., LXXXIV. 5. Expansile and contractile by heat and cold.

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1869.  Gillmore, Reptiles & Birds, iii. 117. Others have … an expansile gular pouch.

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1884.  W. C. Wilkinson, E. Arnold, II. vii. 166. The illimitably expansile cloud-land of Hindu philosophy.

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  2.  Of or pertaining to expansion; of the nature of or tending to or capable of producing expansion.

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1730–6.  in Bailey (folio).

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1873.  Roberts, Handbk. Med., 465. Expansile movements are greatly deficient or absent.

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