a unifying idea that is a recurrent element in literary or artistic work | travel via aircraft |
the subject matter of a conversation or discussion | a distinctive but intangible quality surrounding a person or thing |
an essay (especially one written as an assignment) | a succession of notes forming a distinctive sequence |
(music) melodic subject of a musical composition | medium for radio and television broadcasting |
(linguistics) the form of a word after all affixes are removed | the region above the ground |
| the mass of air surrounding the Earth |
| a slight wind (usually refreshing) |
| a mixture of gases (especially oxygen) required for breathing; the stuff that the wind consists of |
| once thought to be one of four elements composing the universe (Empedocles), associated with the humour blood |