| Subject | English | Croatian |
| agric. | complex fertiliser | kompleksno gnojivo |
| environ. | complex formation | tvorba kompleksa |
| comp., MS | complex instruction set computing | Complex Instruction Set Computer (The implementation of complex instructions in a microprocessor design so that they can be invoked at the assembly language level. The instructions can be very powerful, allowing for complicated and flexible ways of calculating such elements as memory addresses. All this complexity, however, usually requires many clock cycles to execute each instruction) |
| comp., MS | complex script | složeno pismo (A language whose characters require ligation or shaping, such as a right-to-left language (Arabic, Persian, Hebrew, and Urdu) or certain South Asian languages) |
| environ. | complexing agent | sredstvo za kompleksiranje (Tvar sposobna stvoriti kompleksni spoj s drugom tvari u otopini) |