Alternative spelling of hardwired

(obsolete) Any bright-coloured kind of chalcedony apart from cornelian. / An opaque, impure variety of quartz, of red, yellow, and other dull colors, breaking conchoidally with a smooth surface.

A village in Highland council area, Scotland, originally in Inverness-shire (OS grid ref NH9419).

(biology) The ability to thrives at relatively high temperatures.