释义 |
hadley cell noun Usage: usually capitalized H Etymology: after George Hadley died 1768 English scientific writer : a pattern of atmospheric circulation in which warm air rises near the equator, cools as it travels poleward at high altitude, sinks as cold air near 30° N or S latitude, and warms as it travels equatorward ; also : a similar atmospheric circulation pattern elsewhere (as at different latitudes or on another planet) |