As you may have noticed, above you will find words for "The altitude (which varies by country) above which an aircraft's barometric altimeters are set as if the sea-level atmospheric pressure were equal to 1013.25 hectopascals (regardless of the actual atmospheric conditions) and altitudes are reported as flight levels.". Hover the mouse over the word you'd like to know more about to view its definition. Click to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.