'today' definitions:

Definition of 'today'

From: WordNet
adverb
In these times; "it is solely by their language that the upper classes nowadays are distinguished"- Nancy Mitford; "we now rarely see horse-drawn vehicles on city streets"; "today almost every home has television" [syn: nowadays, now, today]
adverb
On this day as distinct from yesterday or tomorrow; "I can't meet with you today"
noun
The present time or age; "the world of today"; "today we have computers"
noun
The day that includes the present moment (as opposed to yesterday or tomorrow); "Today is beautiful"; "did you see today's newspaper?"

Synonyms of 'today'

From: Moby Thesaurus