[mahy-kruh-pawr, -pohr]
a tiny opening, as in specialized biological filters or in the shells of some animals.

1880–85; micro- + pore2

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Example sentences
Consequently, high micropore volumes are desirable if large storage capacities are to be obtained in a given adsorbent.
Although increased micropore volume is beneficial, since the gas is adsorbed into the micropores, it is so only to a point.
As a result, the adsorbed gases are released or repulsed from the micropore surfaces and desorption occurs.
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