English▸ adjective done constantly or as a habit:
his habitual use of heroin
this pattern of behaviour can become habitual.
▪ doing something constantly or regularly:
a habitual late sleeper.
▪ regular; usual:
his habitual dress.
– ORIGIN late Middle English (in the sense ‘part of one's character’): from medieval Latin habitualis, from habitus ‘condition, appearance’ (see habit).