TYROSYL Meaning of TYROSYL in English ˈ ̷ ̷ ̷ ̷ˌsil noun( -s )Etymology: International Scientific Vocabulary tyros ine + -yl : the acyl radical HOC 6 H 4 CH 2 CH(NH 2 )CO− of tyrosine Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012