key·card 
(kēkärd′)
(kēkärd′)n.
A usually plastic card that operates an electronic lock or gate, as by transmitting a digital passcode to a sensor.
- stereotactic
- stereotactical
- stereotactically
- stereotactic radiosurgery
- stereotaxic
- stereotaxical
- stereotaxically
- stereotaxis
- stereotaxy
- stereotype
- stereotyped
- stereotyper
- stereotypic
- stereotypical
- stereotypically
- stereotypy
- stereovision
- steric
- sterical
- sterically
- sterigma
- sterigmatic
- sterilant
- sterile
- sterilely