PYRIDOXINE Meaning of PYRIDOXINE in English [ ˌpɪrɪ'dɒksɪn , -i:n ]■ noun Biochemistry vitamin B 6 , a compound present chiefly in cereals, liver oils, and yeast.Origin1930s: from pyrid(ine) + ox- + -ine 4 . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004