[ suh-poz-i-tiv ]
/ səˈpɒz ɪ tɪv /


of the nature of or involving supposition; suppositional.
supposititious or false.
Grammar. expressing or noting supposition, as the words if, granting, or provided.


Grammar. a suppositive word.

Origin of suppositive

1595–1605; < Late Latin suppositīvus, equivalent to supposit(us) (see supposition) + -īvus -ive

OTHER WORDS FROM suppositive

sup·pos·i·tive·ly, adverbnon·sup·pos·i·tive, adjective, nounnon·sup·pos·i·tive·ly, adverbun·sup·pos·i·tive, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for suppositive

British Dictionary definitions for suppositive

/ (səˈpɒzɪtɪv) /


of, involving, or arising out of supposition
grammar denoting a conjunction introducing a clause expressing a supposition, as for example if, supposing, or provided that


grammar a suppositive conjunction

Derived forms of suppositive

suppositively, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012