molecular sieve

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Related to Molsieve: carbon molecular sieve

molecular sieve

n
(Elements & Compounds) chem a material that can absorb large amounts of certain compounds while not absorbing others and is thus suitable for use in separating mixtures

molec′ular sieve′


n.
a compound with molecule-size pores, as some sodium aluminum silicates, that chemically locks molecules in them: used in purification and separation processes.
[1925–30]