aromatic odour

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• aromatic compound — Chem. an organic compound that contains one or more benzene or equivalent heterocyclic rings: many such compounds have an agreeable odor. [1865 70] * * * Any of a large class of organic compounds whose molecular structure includes one or more… …   Universalium

• Ezov — is the Hebrew name of a plant mentioned on several occasions in the Bible, in the context of religious rituals. In some English language Bibles, the word is transliterated as ezob. The herb is believed to have been used in the Passover ritual,… …   Wikipedia

• Garden Angelica — Taxobox name = Garden Angelica image width = 240px regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Apiales familia = Apiaceae genus = Angelica species = A. archangelica binomial = Angelica archangelica binomial authority …   Wikipedia

• Xylyl bromide — Xylyl bromide, from the left: o xylyl, m xylyl, p xylyl Xylyl bromide, also known as methylbenzyl bromide or T stoff, is a poisonous organic chemical compound with the formula C8H9Br, formerly used as a tear gas. Physically it is a colourless… …   Wikipedia

• Copaline — Copalite (or copaline), also termed fossil resin and Lowgate resin, is a naturally occurring organic substance found as irregular pieces of pale yellow colour in the London Clay at Highgate Hill. It has a resinous aromatic odour when freshly… …   Wikipedia

• tulip tree — noun A North American tree, Liriodendron tulipfera, that has squarish leaves, cone shaped fruit and an aromatic odour. Syn: yellow poplar …   Wiktionary

• furfural — /ˈfɜfəræl/ (say ferfuhral) noun a heterocyclic aldehyde, C4H3O.CHO, with an aromatic odour, obtained by distilling bran, sugar, wood, etc., with dilute sulphuric acid, used in the manufacture of plastics and in refining lubricating oils. {Latin… …  

• chemical compound — Introduction  any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element).       All the matter in the universe is composed of the atoms of more than 100 different chemical elements …   Universalium

• sensory reception, human — Introduction  means by which humans react to changes in external and internal environments.   Ancient philosophers called the human senses “the windows of the soul,” and Aristotle described at least five senses sight, hearing, smell, taste, and… …   Universalium

• Fragrance extraction — refers to the extraction of aromatic compounds from raw materials, using methods such as distillation, solvent extraction, expression, or enfleurage. The results of the extracts are either essential oils, absolutes, concretes, or butters,… …   Wikipedia

• carboxylic acid — Chem. any organic acid containing one or more carboxyl groups. [1900 05; CARBOXYL + IC] * * * Any organic compound with the general chemical formula ―COOH in which a carbon (C) atom is bonded to an oxygen (O) atom by a double bond to make a… …   Universalium