convectionaladj.

/kənˈvɛkʃənəl/

Etymology: < convection n. + -al suffix¹.

Of, pertaining to, or induced by convection; spec. of rain, resulting from the condensation of moisture as warm air rises and cools.

ΘΚΠ

the world > the earth > weather and the atmosphere > movements and pressure conditions > [adjective] > relating to or caused by convection or advection

convectional1892

advective1909

1892 Nation (N.Y.) 1 Sept. 166 He concludes that the convectional origin of summer thunder-storms implies a like origin for such storms in winter.

1904 Monthly Weather Rev. (U.S.) 32 77 (Cent. Dict. Suppl.) The convectional currents.

1927 W. G. Kendrew Climates of Continents (ed. 2) 223 The ground is heated by the strong sunshine, and convectional overturnings take place between the layers of air resting on it and those above.

1930 Meteorol. Gloss. (Meteorol. Office) (ed. 2) 46 Convectional rain, caused by the heating of the surface layers of the atmosphere which expand and rise, giving place to denser cool air.

1957 K. A. Wittfogel Oriental Despotism 24 On-the-spot rains create additional dangers when they are overconcentrated (convectional) or irregular.

This entry has not yet been fully updated (first published 1933; most recently modified version published online March 2020).

单词	convectional
释义	convectionaladj. /kənˈvɛkʃənəl/ Etymology: < convection n. + -al suffix¹. Of, pertaining to, or induced by convection; spec. of rain, resulting from the condensation of moisture as warm air rises and cools. ΘΚΠ the world > the earth > weather and the atmosphere > movements and pressure conditions > [adjective] > relating to or caused by convection or advection convectional1892 advective1909 1892 Nation (N.Y.) 1 Sept. 166 He concludes that the convectional origin of summer thunder-storms implies a like origin for such storms in winter. 1904 Monthly Weather Rev. (U.S.) 32 77 (Cent. Dict. Suppl.) The convectional currents. 1927 W. G. Kendrew Climates of Continents (ed. 2) 223 The ground is heated by the strong sunshine, and convectional overturnings take place between the layers of air resting on it and those above. 1930 Meteorol. Gloss. (Meteorol. Office) (ed. 2) 46 Convectional rain, caused by the heating of the surface layers of the atmosphere which expand and rise, giving place to denser cool air. 1957 K. A. Wittfogel Oriental Despotism 24 On-the-spot rains create additional dangers when they are overconcentrated (convectional) or irregular. This entry has not yet been fully updated (first published 1933; most recently modified version published online March 2020). < adj.1892
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