These is defined as more than one of this.(pronoun)
An example of these is making a reference to some oranges.
See these in Webster's New World College Dictionary
See these in American Heritage Dictionary 4
pron. & adj.
Origin: Middle English
Origin: , from Old English thǽs
Origin: , variant of thās
Origin: , pl. of thes, this, this; see to- in Indo-European roots.
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