Hydrogenation Definition: Hydrogenation is a reduction reaction which results in an addition of hydrogen (usually as H2). If an organic compound is hydrogenated, it becomes more 'saturated'. Hydrogenation has many applications, but most people are familiar with the reaction as the one used to make liquid oils into semi-solid and solid fats.
thistle in American English (ËÎ¸ÉªsÉl ; t hisËÉl) noun. any of various plants (as genera Onopordum, Cirsium, and Cnicus) of the composite family, with prickly leaves and heads of white, purple, pink, or yellow flowers; esp., the Scotch thistle (O. acanthium) with white down and lavender flowers.
Dictionaries - Easton's Bible Dictionary - Thistle. Thistle [N] [S] Heb. hoah ( 2 Kings 14:9 ; Job 31:40 ). In Job 41:2 the Hebrew word is rendered thorn, but in the Revised Version hook.. It is also rendered thorn in 2 Chronicles 33:11 ; Proverbs 26:9 ; Cant 2:2 ; brambles in Isaiah 34:13 . It is supposed to be a variety of the wild plum-tree, but by some it is regarded as the common thistle, of which there are many varieties in Palestine.