Infix

Infix has meanings in linguistics, mathematics and computer science, and chemistry.

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An infix is an affix inserted inside another morpheme. This is not uncommon in Semitic languages, in which roots are composed of three or occasionally four consonants and are conjugated by changing the vowels and sometimes inserting consonants between them.

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Several infixes are heard in colloquial English:

Linguistics: Broadly conceived, linguistics is the scientific study of human language, and a linguist is someone who engages in this study. (Lay people sometimes use the term linguistician, but as Aitchison 2003 points out, this is "too much of a tongue-twister to become generally accepted.")...

Computer science: Computer science (abbreviated CS or compsci) encompasses a variety of topics that relates to computation, like abstract analysis of algorithms, formal grammars, and subjects such as programming languages, program design, software, computer hardware, artificial intelligence, and numerical analysis. B...

Chemistry: Chemistry (in Greek: χημεία) is the science of matter that deals with the composition, structure, and properties of substances and with the transformations that they undergo. In the study of matter, chemistry also investigates its interactions with energy and itself (se...