macroporosityn.

Brit.

/ˌmakrəʊpəˈrɒsᵻti/, U.S.

/ˈˌmækroʊpəˈrɑsədi/

Origin: Formed within English, by compounding. Etymons: macro- comb. form, porosity n.

Etymology: < macro- comb. form + porosity n., after macroporous adj. Compare microporosity n.

Science.

The property of being macroporous; the degree to which something is macroporous.

ΚΠ

1945 Industr. & Engin. Chem. (Analyt. ed.) 17 789/2 (heading) Effect of mesh size on macroporosity.

1990 Geogr. Jrnl. 156 269/2 A large micro-organism population..maintains high macroporosity at the soil surface.

1996 Jrnl. Soil & Water Conservation Jan.–Feb. 78/3 Our hypothesis is that tillage-induced macroporosity provides important preferential water flow paths through slowly permeable frozen soil.

This is a new entry (OED Third Edition, March 2000; most recently modified version published online March 2022).

单词	macroporosity
释义	macroporosityn. Brit. /ˌmakrəʊpəˈrɒsᵻti/, U.S. /ˈˌmækroʊpəˈrɑsədi/ Origin: Formed within English, by compounding. Etymons: macro- comb. form, porosity n. Etymology: < macro- comb. form + porosity n., after macroporous adj. Compare microporosity n. Science. The property of being macroporous; the degree to which something is macroporous. ΚΠ 1945 Industr. & Engin. Chem. (Analyt. ed.) 17 789/2 (heading) Effect of mesh size on macroporosity. 1990 Geogr. Jrnl. 156 269/2 A large micro-organism population..maintains high macroporosity at the soil surface. 1996 Jrnl. Soil & Water Conservation Jan.–Feb. 78/3 Our hypothesis is that tillage-induced macroporosity provides important preferential water flow paths through slowly permeable frozen soil. This is a new entry (OED Third Edition, March 2000; most recently modified version published online March 2022). < n.1945
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