ester

(redirected from Esters)
Also found in: Dictionary, Thesaurus, Encyclopedia.

ester

 [es´ter]
a compound formed from an alcohol and an acid by removal of water.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

es·ter

(es'tĕr),
An organic compound containing the grouping, -X(O)-O-R (X = carbon, sulfur, phosphorus, etc.; R = radical of an alcohol), formed by the elimination of H2O between the -OH of an acid group and the -OH of an alcohol group; usually written as in ethyl acetate (from acetic acid and ethyl alcohol), CH3CO-OC2H5 or CH3COOC2H5.
Farlex Partner Medical Dictionary © Farlex 2012

es·ter

(es'tĕr)
An organic compound containing the grouping, -X(O)-O-R (X = carbon, sulfur, phosphorus; R = radical of an alcohol), formed by the elimination of H2O between the -OH of an acid group and the -OH of an alcohol group.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

ester

a compound formed from an alcohol and an acid.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

es·ter

(es'tĕr)
An organic compound containing the grouping, -X(O)-O-R (X = carbon, sulfur, phosphorus; R = radical of an alcohol), formed by the elimination of H2O between the -OH of an acid group and the -OH of an alcohol group.
Medical Dictionary for the Dental Professions © Farlex 2012

Patient discussion about ester

Q. Does anyone know an over the counter alternative to Lovaza, omega-3 acid ethyl esters? too expensive at Dr

A. there are all sort of companies that sell Omega-3, i buy from a company named Alsepa, but there are dozens of companies. but don't be tempted to buy a very cheap one, because they can be less purified.

More discussions about ester
This content is provided by iMedix and is subject to iMedix Terms. The Questions and Answers are not endorsed or recommended and are made available by patients, not doctors.
References in periodicals archive ?
Ester fluids are a fire-safe and biodegradable alternative to mineral oil, and are increasingly being chosen by power utilities and end users to minimise fire risk.
Results suggest that the chain length of the lactose fatty acid esters significantly influenced the oil-in-water emulsification properties.
The results showed that the five kinds of esters could promote the formation of hydration products of cement at 28 d, and the effect was more obvious than that of 3 d.
The numerous and varied applications of phosphate esters, makes their market study imperative.
The a,b-unsaturated esters have been synthesized using several protocols [14-29], most of which are E-stereoselective [15].
If the ingredient list doesn't say that a supplement contains phytosterol (or sterol or stand) esters, assume that it has the free kind, and that it may not lower your LDL.
(12) Esters are found in grapes in small amounts, but most of the esters in wine are formed during fermentation or during bottle development.
As the debate over the relevancy of Black colleges continues to swirl inside and outside of academia and troublesome HBCU graduation and retention rates linger, Esters, vice president of the Office for Access and the Advancement of Public Black Universities at the Association of Public and Land-grant Universities (APLU), has this message at the ready for critics: "Success is a longer road for historically Black colleges and universities."
The step wise reactions are reversible and a little excess of alcohol is used to shift the equilibrium towards the formation of esters. In presence of excess alcohol, the foreword reaction is pseudo-first order and the reverse reaction is found to be second order.
Soybean and coconut oil are the most popular raw materials used to derive oleochemical feedstocks such as fatty alcohol and esters (Karlheinz, 2000).
The first published human study to confirm that regular use of plant sterol esters capsules are effective in improving lipid profiles without dietary intervention appears online in Lipids in Health and Disease (Lipids Health Dis.