Inversion

Noun

 * 1) the action of inverting
 * 2) being upside down, in an inverted state
 * 3) being in a reverse sequence, in an inverted state
 * 4)  The move of one pitch in an interval up or down an octave.
 * 5)  The reversal of an interval.
 * 6)  The reversal of the pitch contour.
 * 7)  The reversal of a pitch class succession, such as a contrapuntal line or melody.
 * 8) The subtraction of pitch classes in a set from twelve, which maps intervals onto their complements with respect to 0, and preserves interval classes, symbolized IX (X being the transposition that is inverted.).
 * 9)  a segment of DNA in the context of a chromosome that is reversed in orientation relative to a reference karyotype or genome
 * 10)  An increase of air temperature with increase in altitude (the ground being colder than the surrounding air). When an inversion exists, there are no convection currents and wind speeds are below 5 knots. The atmosphere is stable and normally is considered the most favorable state for ground release of chemical agents.
 * 11)  Deviation from standard word order by putting the predicate before the subject. It takes place in questions with auxiliary verbs and in normal, affirmative clauses beginning with a negative particle, for the purpose of emphasis.
 * (with an auxiliary verb) Inversion takes place in the sentence 'Is she here?' &mdash; 'is', the predicate, is before 'she', the subject.
 * (for the purpose of emphasis) Inversion takes place in the sentence 'Never have I done that.' &mdash; 'have', the predicate, is before 'I', the subject, due to 'never' being the first word of the sentence.
 * 1)   an outdated term for homosexuality, particularly popular in early psychoanalysis

Related terms

 * twelve tone technique
 * serialism

Derived terms

 * pericentric inversion
 * paracentric inversion

Adjectives for Inversion
unnatural; monstrous; total.

Thesaurus
about-face, addition, approximation, differentiation, division, equation, evolution, extrapolation, integration, interpolation, involution, multiplication, notation, practice, proportion, reduction, reversal, reverse, reversion, subtraction, transformation, turn, turnabout, turning, volte-face

Translations

 * Finnish:


 * Macedonian:

Noun

 * 1) inversion (all senses)
 * 2) reversal, reversing

Etymology
Compare Italian inversione: