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An agent used to slow the chemical hardening of gypsum, resins, or impression materials used in dentistry.
Farlex Partner Medical Dictionary © Farlex 2012


A biomaterial used in dentistry to slow the rate at which impression materials gel, set, or polymerize.
Medical Dictionary, © 2009 Farlex and Partners


An agent used to slow chemical hardening of gypsum, resins, or impression materials used in dentistry.
Medical Dictionary for the Dental Professions © Farlex 2012

Patient discussion about retarder

Q. This makes me to think how babies come out retarded and what the causes of retardation in babies are. My heart some time trembles when I see some parents dedicating their whole life for their retarded babies whom they gave birth after few years of their marriage. This makes me to think how babies come out retarded and what the causes of retardation in babies are. Is it not in our hands?

A. Hi there,

My opinion is that we are all perfect - just the way we are regardless of whether we are well or ill, beautiful or ugly, nice or mean. There is a perfect balance in the Universe – we cannot have positive without the negative – to think otherwise is to be ignorant. There is no a curse without a blessing nor a blessing without a curse. We are all part of the divine matrix – a matrix of love (as Dr Demartini likes to call it). The reason we don’t see any of this is only because we don’t look.

Please think about your question – whatever answer I could give – it would never satisfy you and it would not change what is.

My personal view is that we don't choose our babies – our babies choose us. There is a reason why 'your baby' wanted you to be her/his parent. Your baby may have ‘felt’ that you would be the perfect parents to shower them with love, affection and patience – everything that a child with autisms requires. Or perhaps, it is something that you (your so

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References in periodicals archive ?
'However, none of the reported flame retardants were reduced below the limit of detection, indicating that individual behavior cannot entirely reduce exposure.'
It is worth emphasizing that during its flame retardant prioritization process, EPA identified approximately 50 flame retardants that it concluded are unlikely to pose a risk to human health, but it has not made any more detailed information publicly available.
Therefore, not only cables but also cable connectors or wall connections need to be based on flame retardants. Highly problematic are also such fires that spread quickly and those in which toxic gases may occur.
Chapter 2 analyzes the 16 most important countries and their flame retardants revenues and demand in detail.
In 2012, Huber bought the specialty hydrate flame retardant business from Almatis and in 2010, the Kemgard flame retardant and smoke suppressant business from Sherwin Williams.
The goal of this acquisition is to allow Huber to integrate the Satire technology within its existing portfolio of halogen-free flame retardants and smoke suppressants and to develop a line of commercial products.
CO2 emissions can be dramatically reduced because only a very small amount of new polycarbonate plastic and flame retardant needs to be added.
Demand in the construction sector is high, with the majority of flame retardants being used in pipes and cables made from plastic in residential buildings.
It can be seen from Table 2 that the WPG of phosphate flame retardant treated wood blocks is 13-14%, while that of wood treated with phosphate flame retardant and Si[O.sub.2] sol reaches 18-21%.
Talc and Mica could be used in flame retardant formulations for improving mechanical properties.
In April 2013 both the Consumer Product Safety Commission and UL LLC (formerly Underwriters Laboratory), an independent, nonprofit product safety testing and certification organization, held meetings to address questions about the safety and effectiveness of flame retardants. The UL meeting brought together fire safety scientists, public health scientists, and others "to talk about what we really need for fire safety, review the science regarding safety and exposure to flame retardant chemicals ...