Definitions of inversion

  1. the act of turning inside out
  2. turning upside down; setting on end
  3. ( genetics) a kind of mutation in which the order of the genes in a section of a chromosome is reversed
  4. the layer of air near the earth is cooler than an overlying layer
  5. a term formerly used to mean taking on the gender role of the opposite sex
  6. ( counterpoint) a variation of a melody or part in which ll ascending intervals are replaced by descending intervals and vice versa
  7. a chemical process in which the direction of optical rotation of a substance is reversed from dextrorotatory to levorotary or vice versa
  8. The act of inverting, or turning over or backward, or the state of being inverted.
  9. A change by inverted order; a reversed position or arrangement of things; transposition.
  10. A change in the order of the terms of a proportion, so that the second takes the place of the first, and the fourth of the third.
  11. A peculiar method of transformation, in which a figure is replaced by its inverse figure. Propositions that are true for the original figure thus furnish new propositions that are true in the inverse figure. See Inverse figures, under Inverse.
  12. A method of reasoning in which the orator shows that arguments advanced by his adversary in opposition to him are really favorable to his cause.
  13. Said of intervals, when the lower tone is placed an octave higher, so that fifths become fourths, thirds sixths, etc.
  14. Said of a chord, when one of its notes, other than its root, is made the bass.
  15. Said of a subject, or phrase, when the intervals of which it consists are repeated in the contrary direction, rising instead of falling, or vice versa.
  16. Said of double counterpoint, when an upper and a lower part change places.
  17. The folding back of strata upon themselves, as by upheaval, in such a manner that the order of succession appears to be reversed.
  18. The act or process by which cane sugar ( sucrose), under the action of heat and acids or ferments ( as diastase), is broken or split up into grape sugar ( dextrose), and fruit sugar ( levulose); also, less properly, the process by which starch is converted into grape sugar ( dextrose).
  19. A change of the usual order of words or phrases; as, of all vices, impurity is one of the most detestable, instead of, impurity is one of the most detestable of all vices.
  20. The act of turning in the opposite direction, etc.; the state of being turned upside down; change of order or position.
  21. The act of inverting: the state of being inverted: a change of order or position.
  22. State of being inverted; change of order or position.
  23. Change of an order into the inverse; change of position into the inverse; a turning backward or a contrary order of operation; the inverting of the terms of a proportion, by changing the antecedents into consequents, and the consequents into antecedents; a change of the natural order of words; the change of position either of a subject, an interval, or of a chord.
  24. Change of order, so that the last becomes first and the first last; a contrary change of order or position.
  25. Invertible.