inversion 音标拼音: [ɪnv'ɚʒən]
n . 倒转,否定,倒置
倒转,否定,倒置
inversion 反相
inversion 反 逆
inversion n 1 :
the layer of air near the earth is cooler than an overlying layer 2 :
abnormal condition in which an organ is turned inward or inside out (
as when the upper part of the uterus is pulled into the cervical canal after childbirth )
3 :
a chemical process in which the direction of optical rotation of a substance is reversed from dextrorotatory to levorotary or vice versa 4 : (
genetics )
a kind of mutation in which the order of the genes in a section of a chromosome is reversed 5 :
the reversal of the normal order of words [
synonym : {
anastrophe },
{
inversion }]
6 : (
counterpoint )
a variation of a melody or part in which ascending intervals are replaced by descending intervals and vice versa 7 :
a term formerly used to mean taking on the gender role of the opposite sex [
synonym : {
inversion }, {
sexual inversion }]
8 :
turning upside down ;
setting on end [
synonym : {
inversion },
{
upending }]
9 :
the act of turning inside out [
synonym : {
inversion }, {
eversion },
{
everting }]
Inversion \
In *
ver "
sion \,
n . [
L .
inversio :
cf .
F .
inversion .
See {
Invert }.]
[
1913 Webster ]
1 .
The act of inverting ,
or turning over or backward ,
or the state of being inverted .
[
1913 Webster ]
2 .
A change by inverted order ;
a reversed position or arrangement of things ;
transposition .
[
1913 Webster ]
It is just the inversion of an act of Parliament ;
your lordship first signed it ,
and then it was passed among the Lords and Commons . --
Dryden .
[
1913 Webster ]
3 . (
Mil .)
A movement in tactics by which the order of companies in line is inverted ,
the right being on the left ,
the left on the right ,
and so on .
[
1913 Webster ]
4 . (
Math .)
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 .
[
1913 Webster ]
5 . (
Geom .)
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 }.
[
1913 Webster ]
6 . (
Gram .)
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 ."
[
1913 Webster ]
7 . (
Rhet .)
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 .
[
1913 Webster ]
8 . (
Mus .)
(
a )
Said of intervals ,
when the lower tone is placed an octave higher ,
so that fifths become fourths ,
thirds sixths ,
etc .
(
b )
Said of a chord ,
when one of its notes ,
other than its root ,
is made the bass .
(
c )
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 .
(
d )
Said of double counterpoint ,
when an upper and a lower part change places .
[
1913 Webster ]
9 . (
Geol .)
The folding back of strata upon themselves ,
as by upheaval ,
in such a manner that the order of succession appears to be reversed .
[
1913 Webster ]
10 . (
Chem .)
The act or process by which cane sugar (
sucrose ),
under the action of heat and acids or enzymes (
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 ).
[
1913 Webster ]
Note :
The terms invert and inversion ,
in this sense ,
owe their meaning to the fact that the plane of polarization of light ,
which is rotated to the right by cane sugar ,
is turned toward the left by levulose .
[
1913 Webster ]
11 . (
Meteorology )
A reversal of the usual temperature gradient of the atmosphere ,
in which the temperature increases with increased altitude ,
rather than falling .
Called also temperature inversion .
Note :
This condition in the vicinity of cities can give rise to a severe episode of atmospheric pollution ,
as it inhibits normal circulation of the air .
[
PJC ]
12 . (
Electricity )
The conversion of direct current into alternating current ;
the inverse of rectification .
See {
inverted rectifier }.
[
PJC ]
13 . (
Genetics )
A portion of the genome in which the DNA has been turned around ,
and runs in a direction opposite to its normal direction ,
and consequently the genes are present in the reverse of their usual order .
[
PJC ]
25 Moby Thesaurus words for "
inversion ":
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
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Anatomy before and after penile inversion - Mayo Clinic During penile inversion, the surgeon makes a cut in the area between the rectum and the urethra and prostate This forms a tunnel that becomes the new vagina The surgeon lines the inside of the tunnel with skin from the scrotum, the penis or both
Feminizing surgery - Mayo Clinic During penile inversion, the surgeon makes a cut in the area between the rectum and the urethra and prostate This forms a tunnel that becomes the new vagina The surgeon lines the inside of the tunnel with skin from the scrotum, the penis or both
Entropion - Diagnosis and treatment - Mayo Clinic In entropion, your eyelid turns inward, causing lashes and skin to rub against the eye Learn about causes and treatment for this irritating eye condition
Entropion - Symptoms and causes - Mayo Clinic Entropion (en-TROH-pee-on) is a condition in which your eyelid turns inward so that your eyelashes and skin rub against the eye surface This causes irritation and discomfort When you have entropion, your eyelid may be turned in all the time or only when you blink hard or squeeze your eyelids shut Entropion is more common in older adults, and it generally affects only the lower eyelid
Cardioversion - Mayo Clinic Cardioversion is a medical treatment that uses quick, low-energy shocks to restore a regular heart rhythm It's used to treat some types of irregular heartbeats, called arrhythmias An example is atrial fibrillation (AFib) Sometimes cardioversion is done using medicines
Sprained ankle - Symptoms and causes - Mayo Clinic Sprained ankle — Injury to a ligament of the ankle can usually be treated with at-home care and appropriate exercises to get you back on your feet
Living above the inversion - locations convenient to Salt Lake (Salt . . . Hi I would really appreciate your advice in locating some suburbs and towns that are close to (or in) Salt Lake City but are above the inversion So
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Feet demonstrating atrophy and inversion of the affected foot Your donation powers the future of medicine and helps save lives
Any areas near Boise where you can avoid the inversion? (Meridian . . . We're looking at moving to the Boise area and we're wondering if there are any areas (within an hour or so) of Boise that you can live to avoid the