HMB or Beta-Hydroxy Beta-methylbutyrate (also shown as-hydroxy-methylbutyrate monohydrate) is a byproduct of the normal breakdown of the amino acid Leucine. It is therefore a metabolite of the essential amino acid-Leucine.
Define sin: an offense against religious or moral law; an action that is or is felt to be highly reprehensible â sin in a sentence an offense against religious or moral law; an action that is or is felt to be highly reprehensible; an often serious shortcoming : faultâ¦
Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Sin. old form of Since. 2  Sin(noun) transgression of the law of God; disobedience of the divine command; any violation of God's will, either in purpose or conduct; moral deficiency in the character; iniquity; as, sins of omission and sins of commission.