1. Mental power or capacity; intelligence
2. Mode or way of thought; outlook
3. A habitual or characteristic mental attitude; SYN. outlook.
ETYM Old Eng. thoght, thouht, as. thôht, gethôht, from thencean to think; akin to Dutch gedachte thought, Mid. High Germ. dâht, gedâht, Icel. thôttr, thôtti. Related to Think.
The organized beliefs of a period or group or individual; or.