Set back; located in a hole, space, or opening.(adjective)
Simple past tense and past participle of recess.(verb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "recessed" in a sentence
"They've already installed a programmable thermostat and replaced light bulbs used in recessed and overhead light fixtures with CFL bulbs."
"For the last few weeks, I’ve been testing two: one is the equivalent of a PAR 30 60-watt halogen reflector lamp (the kind of lamp you see in recessed ceilings that is used to project light downwards) and the other is an LED version of a standard 40-watt light bulb."
"Juno LED Downlight (aka recessed canned light) Review"