1. (

• operable

) capable of being treated by surgical operation; "an operable cancer" ;

2. (

• functional ,
• usable ,
• useable ,
• operable ,
• operational

) fit or ready for use or service; "the toaster was still functional even after being dropped"; "the lawnmower is a bit rusty but still usable"; "an operational aircraft"; "the dishwasher is now in working order" ;

3. (

• operable ,
• practicable

) usable for a specific purpose; "an operable plan"; "a practicable solution" ;