penta-


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Related to penta-: octo-, hexa-, HEPT, Icosa

penta-

Combining form denoting five.
[G. pente, five]

penta-

Combining form meaning five.
[G. pente, five]

pent-

, penta-, pen- [Gr. pente, five]
Prefixes meaning five,
References in periodicals archive ?
The European Union and California have banned penta- and octa-BDEs, and the sole U.S.
has initiated discussions with EPA regarding a possible voluntary phase-out of penta- and octa-PBDEs along with a full evaluation of a viable alternative." This week, Great Lakes spokesperson Wendy Chance acknowledged that her Indianapolis-based company had prompted the discussions and would "work aggressively with [EPA] on the issue."
Three different commercial formulations are sold as penta-, octa-, and deca-bromodiphenyl ether, with each mixture dominated by congeners (variations) with 5, 8, or 10 bromine atoms, respectively.