HITHERTO
Meaning of HITHERTO in English
adv.
Pronunciation: - ˌ tü, ˌ hi- th ə r- ' tü
Function: adverb
Date: 13th century
: up to this or that time
Merriam Webster Collegiate English Dictionary.
Merriam Webster - Энциклопедический словарь английского языка.
2012