Definitions for earlier
(comparative and superlative of `early') more early than; most early
"a fashion popular in earlier times"; "his earlier work reflects the influence of his teacher"; "Verdi's earliest and most raucous opera"
earlier in time; previously
"I had known her before"; "as I said before"; "he called me the day before but your call had come even earlier"; "her parents had died four years earlier"; "I mentioned that problem earlier"
comparatives of `soon' or `early'
"Come a little sooner, if you can"; "came earlier than I expected"
in the first place, earlier, in the beginning, to begin with, originally(adverb)
"why didn't you tell me in the first place?"
previously; before now; sooner
I shall be late because I didn't start earlier.
I shall be late because I missed the earlier train.