Modifiers matching apparatus:

• electromechanical,
• electronic,
• additional,
• small,
• advanced,
• inexpensive,
• portable,
• audiovisual,
• electric,
• expensive,
• defined,
• driving,
• technological,
• mounted,
• electrical,
• major,
• individual,
• inside,
• remote,
• stationary,
• photomechanical,
• available,
• crushing,
• mobile,
• optical,
• manufactured,
• driven,
• unstable,
• physical,
• approved,
• scientific,
• commercial,
• related,
• diagnostic,
• fixed,
• compact,
• basic,
• main,
• supporting,
• protective,
• ordinary,
• simple,
• large,
• particular,
• complicated,
• electromagnetic,
• musical,
• handy,
• larger,
• vital,
• handheld,
• varied,
• visual,
• ancillary,
• technical,
• dangerous,
• mechanical,
• separate,
• external,
• auxiliary,
• digital,
• personal,
• home,
• difficult,
• mechanized,
• peripheral,
• moving,
• specialized,
• medical,
• sensitive,
• miscellaneous,
• traditional,
• functional,
• automotive,
• wireless,
• important,
• conventional,
• necessary,
• appropriate,
• diverse,
• sophisticated,
• single,
• controlled,
• nuclear,
• special,
• complex,
• astronomical,
• analytical,
• domestic,
• gymnastic,
• experimental,
• photographic,
• usable,
• movable,
• heavy,

Simple categories matching astronomical:

• object,
• event,
• happening,
• occurrence,
• hazard,
• matter,
• catastrophe,
• instrument,
• phenomenon,
• data,
• structure,
• research,
• patch,
• body,
• feature,
• symbol,
• project,
• quantity,
• concept,
• thing,
• time,
• subject,
• system,
• hardware,
• equipment,
• information,
• apparatus,
• cycle,