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Webster 1913 Edition
Expansible
Ex-pan′si-ble
,Adj.
 [Cf. F. 
expansible
.] Capable of being expanded or spread out widely. 
– Ex-pan′si-ble-ness 
,Noun.
 Ex-pan′si-bly 
,adv.
Webster 1828 Edition
Expansible
EXPANS'IBLE
,Adj.
  Bodies are not expansible in proportion to their weight.