| Subject | English | Polish |
| gen. | as poor as a church mouse | goły jak święty turecki |
| gen. | be as quiet as a mouse or lamb | siedzieć jak mysz pod miotłą |
| gen. | be as quiet as a mouse | siedzieć cicho jak mysz pod miotłą |
| zool. | birch mouse | smużka |
| med. | CBA mouse | mysz szczepu CBA |
| zool. | field mouse | nornik |
| forestr. | field-mouse | mysz polna |
| zool. | field mouse | nornik zwyczajny |
| gen. | harvest mouse | badylarka |
| agric. | house mouse | mysz domowa |
| med. | human anti-mouse antibody | przeciwciała ludzkie skierowane przeciwko antygenom mysim HAMA |
| med., life.sc., tech. | knockout mouse | mysz typu knock-out |
| comp., MS | left mouse button | lewy przycisk myszy (The button on your pointing device that you use most often for clicking and double-clicking) |
| agric. | mouse barley | jęczmień płonny |
| life.sc., fish.farm. | Mouse catshark | Galeus murinus (Galeus murinus) |
| med., life.sc. | mouse coat color spot test | test plamkowy u myszy |
| agric. | mouse-ear hawkweed | jastrzębiec kosmaczek |
| med. | Mouse Ear Swelling Assay | test obrzękowy na uchu myszy |
| med. | Mouse Ear Swelling Test | test obrzękowy na uchu myszy |
| med. | mouse heritable translocation test | badanie dziedzicznych translokacji u myszy |
| comp., MS | mouse icon | ikona myszy (An icon that appears when you do a right-click equivalent by pressing and holding the tablet pen on the screen) |
| gen. | mouse pad | podkładka pod mysz |
| comp., MS | mouse pointer | wskaźnik myszy (An on-screen element whose location changes as the user moves the mouse. Depending on the location of the mouse pointer and the operation of the program with which it is working, the area of the screen where the mouse pointer appears serves as the target for an action when the user presses one of the mouse buttons) |
| med., life.sc. | mouse spot test | test plamkowy u myszy |
| life.sc. | permanent mouse fibroblast cell line | linia ciągła fibroblastów mysich |
| gen. | play cat and mouse | gra w kotka i myszkę |
| gen. | play cat and mouse | bawić się z kimś w kotka i myszkę |
| gen. | play cat and mouse with | bawić się z kimś w kotka i myszkę |
| gen. | as poor as a church mouse | biedny jak mysz kościelna |
| comp., MS | primary mouse button | podstawowy przycisk myszy (The button on your pointing device that you use most often for clicking and double-clicking) |
| agric. | striped field mouse | mysz polna |
| IT, tech. | trackball mouse | trackball |
| IT, tech. | trackball mouse | manipulator kulowy |