(third-person singular simple present installs, present participle installing, simple past and past participle installed)
- To connect, set up or prepare something for use.
- I haven't installed the new operating system yet because of all the bugs.
- To admit formally into an office, rank or position.
- He was installed as Chancellor of the University.
- To establish or settle in.
- I installed myself in my usual chair by the fire.
From Middle English installen, from Old French installer, from Medieval Latin installō (“to install, put in place, establish”), from in- + stallum (“stall”), from Frankish *stall (“stall, position, place”), from Proto-Germanic *stallaz (“place, position”), from Proto-Indo-European *stelǝ-, *stAlǝn-, *stAlǝm- (“stem, trunk”). Cognate with Old High German stal (“location, stall”), Old English steall (“position, stall”), Old English onstellan (“to institute, create, originate, establish, give the example of”), Middle High German anstalt (“institute”), German anstellen (“to conduct, employ”), German einstellen (“to set, adjust, position”), Dutch aanstellen (“to appoint, commission, institute”), Dutch instellen (“to set up, establish”). More at in, stall.