a unifying idea that is a recurrent element in literary or artistic work | an activity that varies from a norm or standard |
the subject matter of a conversation or discussion | the act of changing or altering something slightly but noticeably from the norm or standard |
an essay (especially one written as an assignment) | (ballet) a solo dance or dance figure |
(music) melodic subject of a musical composition | an artifact that deviates from a norm or standard |
(linguistics) the form of a word after all affixes are removed | something a little different from others of the same type |
| a repetition of a musical theme in which it is modified or embellished |
| an instance of change; the rate or magnitude of change |
| (biology) an organism that has characteristics resulting from chromosomal alteration |
| (astronomy) any perturbation of the mean motion or orbit of a planet or satellite (especially a perturbation of the earth's moon) |
| the process of varying or being varied |
| the angle (at a particular location) between magnetic north and true north |