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Related to paraffinic: naphthenic


1. a purified mixture of solid hydrocarbons from petroleum, used for embedding histological specimens and as a stiffening agent in pharmaceutical preparations.
2. alkane.
liquid paraffin see mineral oil.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


1. One of the methane series of acyclic hydrocarbons.
2. Synonym(s): hard paraffin
[L. parum, little, + affinis, neighboring, akin, so called because of its slight tendency to chemical reaction]
Farlex Partner Medical Dictionary © Farlex 2012


Any of a number of saturated aliphatic (straight-chain) hydrocarbons of the methane series (methane, ethane, propane, butane, pentane, hexane, septane, octane, nonane, decane, etc.), in which the carbons are joined to other carbons by single bonds.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

hard par·af·fin

(hahrd pară-fin)
Purified mixture of solid hydrocarbons derived from petroleum.
Synonym(s): paraffin (2) .
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
Lubricant categories are paraffinic and naphthenic.
These equations are all referred to the weight fractions of the components calcium carbonate ([X.sub.1]), paraffinic oil ([X.sub.2]), and vulcanising accelerator ([X.sub.3]), so that mixing of raw materials can easily be carried out.
Further, the segmentation of the market is divided by types, such as solvent extracted and hydrocrack paraffinic oil.
The European Committee for Standardisation (CEN) announced that the 'EN15940' standard for paraffinic diesel fuels, such as Shell Gas-to-Liquid (GTL) Fuel, was ratified on April 15, 2016.
The C[O.sub.2]/ISO 32 Naphthenic Mineral Oil and C[O.sub.2]/ISO 32 Paraffinic Mineral Oil systems were stable under the test conditions of this study.
* Does not participate to the oxidation Plain mineral Low odour oil based inks - 90's Resin Phenolic mod fied rosin ester Co-resin Linseed/soya Soya alkyd alkyd Solvent Linseed oil Aromatic-free Aromatic Mineral oil mineral oil (paraffinic) Dryers Co, Mn salts Co, Mn salts Additives Hydroquinone Hydroquinone Picture 1: In parallel, as of the 1995s, vegetable sheetfed offset inks were starting to have a growing popularity.
Under the engineering and consulting agreement efforts will be focused on the downstream processing of isobutanol to paraffinic kerosene (jet fuel) for jet engine testing, airline sustainability flights and advancing commercial deployment.
Sulfur, peroxides, fillers, extender oil (usually paraffinic or naphthenic), and activators, such as zinc salts, are commonly used in the rubber formulation [13-15].
Nile Blend Crude Oil is a paraffinic crude oil with a high wax content, high pour point (+30AC to +36AC) and high wax appearance temperature (+39AC and above).
ADNOC has pegged its splitter naphtha at $11.50 a tonne to its own formula on a free-on-board (FOB) basis, and paraffinic grade at $12.50 a tonne premium FOB for the new October term supplies.
In addition, it is derived from underutilized sustainable resources (plant and animal fats), offering a green alternative to petroleum-based paraffinic PCMs.