英 [rɪˈtɑːd(ə)nt] 美 [rɪˈtɑrdənt]
n. [化学] 阻滞剂；抑止剂
adj. 延缓的
retardant /rɪˈtɑːdənt/
名词 a substance that reduces the rate of a chemical reaction 延缓化学反应的物质
形容词 having a slowing effect 延缓的
阻燃剂-引用次数：354
Flame retardant (FR) is a kind of additive which can enhance the material’s flame resistance.
阻燃剂是用以提高材料抗燃性，即阻止材料被引燃及抑制火焰传播的助剂。
参考来源含溴和含磷阻燃剂的合成与应用
防火剂-引用次数：7
参考来源BL
滞火剂
阻化剂
阻化剂
缓凝剂-引用次数：6
According to the construct, hydration process and mechanism of G cement. This paper product special retardant, special filtration-reducing agent and selective dispersant.
根据G级微细水泥的结构、水化过程和机理，研制的可渗透微细水泥体系专用缓凝剂、降失水剂和防高温衰退剂，以及优选的分散剂，除了具有良好的主要性能外，还具有较好的综合性能和对其它性能影响小的特点。
参考来源可渗透性微细水泥体系防砂技术研究
抑止剂
... retaining screw 固定螺丝 retardant 阻滞剂；减速剂；抑制剂 retardation 阻滞（作用）；减速（作用） ...
... retard 阻止 retardant 延缓剂 retardarce 阻滞 ...
... retainer 保持架 retardant 阻化剂 retardation 延迟 ...
retarded 智力迟钝的；发展迟缓的
retard 延迟；阻止
retardation 阻滞；迟延；妨碍
retard 减慢；受到阻滞
retard 延迟；阻止；妨碍；使减速
[化学][助剂]阻滞剂；抑止剂
The electrical property of flame-retardant engineering plastics, especially comparative tracking index (CTI) is described.
这对阻燃型工程塑料的电性能，尤其是比较跟踪指数（CTI）进行了描述。
Asbestos, used as a flame retardant, can cause cancer.
石棉用于阻燃剂，可能导致癌症。
Many products contained multiple flame retardant chemicals.
很多产品都含有多种阻燃性化剂。
They are also setting backfires to clear away dry brush, and using helicopters and airplanes to drop water and fire retardant.
VOA : standard.2009.09.01
It's repetitive; it's anti-economical; it's retardant.
它是重复的，冗余的。
文学理论导论课程节选 : 耶鲁公开课
Take the small flame-retardant maker who appealed to the British billionaire for money in 1994.
There are, bizarrely, no federal guidelines for routine safety testing of flame retardant chemicals.
FORBES: The Chemicals In Your Couch May Pose Serious Health Risks
And the final version will be made from some, as yet unspecified, fire-retardant material.