meta 音标拼音: [m'itə]
变换,改变,在后的
变换,改变,在後的
meta 元
Meta - \
Met "
a -\,
Met - \
Met -\ [
Gr .
meta `
between ,
with ,
after ;
akin to AS .
mid with ,
G .
mit ,
Goth .
mi [
thorn ],
E .
mid ,
in midwife .]
1 .
A prefix meaning between ,
with ,
after ,
behind ,
over ,
about ,
reversely ;
as ,
metachronism ,
the error of placing after the correct time ;
metaphor ,
lit .,
a carrying over ;
metathesis ,
a placing reversely .
[
1913 Webster ]
2 . (
Chem .)
A prefix denoting :
(
a )
Other ;
duplicate ,
corresponding to ;
resembling ;
hence ,
metameric ;
as ,
meta -
arabinic ,
metaldehyde .
(
b ) (
Organic Chem .)
That two replacing radicals ,
in the benzene nucleus ,
occupy the relative positions of 1 and 3 ,
2 and 4 ,
3 and 5 ,
4 and 6 ,
5 and 1 ,
or 6 and 2 ;
as ,
metacresol ,
etc .
See {
Ortho -},
and {
Para -}.
(
c ) (
Inorganic Chem .)
Having less than the highest number of hydroxyl groups ; --
said of acids ;
as ,
metaphosphoric acid .
Also used adjectively .
[
1913 Webster ]
3 .
A prefix meaning at a level above ,
as in metaphysics ,
metalanguage .
[
PJC ]
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