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inversions - 2 dictionary results
in·ver·sion     (ĭn-vûr'zhən, -shən)  Pronunciation Key 
n.  
    1. The act of inverting.
    2. The state of being inverted.
    3. A rearrangement of tones in which the upper and lower voices of a melody are transposed, as in counterpoint.
    4. A rearrangement of tones in which each interval in a single melody is applied in the opposite direction.
    5. A rearrangement of tones in which the notes of a chord are rearranged such that the bass has a different pitch.
    6. The taking on of the gender role of the opposite sex.
    7. In the theory of Sigmund Freud, homosexuality. No longer in scientific use.
  1. An interchange of position of adjacent objects in a sequence, especially a change in normal word order, such as the placement of a verb before its subject.
  2. Music
    1. A rearrangement of tones in which the upper and lower voices of a melody are transposed, as in counterpoint.
    2. A rearrangement of tones in which each interval in a single melody is applied in the opposite direction.
    3. A rearrangement of tones in which the notes of a chord are rearranged such that the bass has a different pitch.
    4. The taking on of the gender role of the opposite sex.
    5. In the theory of Sigmund Freud, homosexuality. No longer in scientific use.
  3. Psychology
    1. The taking on of the gender role of the opposite sex.
    2. In the theory of Sigmund Freud, homosexuality. No longer in scientific use.
  4. Chemistry Conversion of a substance in which the direction of optical rotation is reversed, from the dextrorotatory to the levorotatory or from the levorotatory to the dextrorotatory form.
  5. Meteorology An atmospheric condition in which the air temperature rises with increasing altitude, holding surface air down and preventing dispersion of pollutants.
  6. Genetics A chromosomal defect in which a segment of the chromosome breaks off and reattaches in the reverse direction.


[Latin inversiō, inversiōn-, from inversus, past participle of invertere, to invert; see invert.]

inversion   (ĭn-vûr'zhən)  Pronunciation Key 
A departure from the normal effect of altitude on a meteorological property, especially an atmospheric condition in which the air temperature rises with increasing altitude. ◇ A layer of air that is warmer than the air below it is called an inversion layer. Such a layer traps the surface air in place and prevents dispersion of any pollutants it contains.

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