infix

名词 infix:

1. an affix that is inserted inside the word

动词 infix:

1. put or introduce into something
   同义词：insert, enter, introduce
2. attach a morpheme into a stem word

in.fix

v.tr.（及物动词）
in.fixed,in.fix.ing,in.fix.es
To fix in the mind; instill.
注入；灌输
Linguistics To insert (a morphological element) into the body of a word.
【语言学】 中缀：在一个字中间加入语素
n.（名词）

An inflectional or derivational element appearing in the body of a word. In the Tagalog wordsinulat, .written,. the infix -in- appears as the marker of a passive form that contrasts with the active form sulat, .write..
中缀，中加成分：一个单词中表示屈折变化或派生关系的成分。在他加禄语中，sinulat 一词表示.书面的.，中缀成分 -in- 表示被动的形式，与主动形式的动词 sulat .书写.相对

来源：
Back-formation from Middle English infixed [stuck in]
源自 中古英语 infixed的逆构词 [插入]
from Latin onfixus [past participle of] onfogere [to fasten in]
源自 拉丁语 onfixus [] onfogere的过去分词 [系到某物]
in- [in] * see in- 2
in- [在里面] *参见 in-2
fogere [to fasten] * see dhog w-
fogere [系紧] *参见 dhog w-