Having knowledge or discernment of something:
Thorough and painstaking in action or execution; conscientious:
Tending toward awareness and appreciation
Paying close attention; alert or observant:
Fully alert; attuned.
Full of caution; careful to avoid danger; circumspect; wary
Fully informed; conscious.
Having or showing keen perceptiveness; perceptive:
Showing attention; heedful.
Not attentive; heedless; negligent
Failing to give due care or attention; inattentive.
Not noticing; paying no heed; thoughtless; inattentive.
So dreamy or lost in thought as not to pay attention to what one is doing or what is going on around one
The definition of heedless is a person who is careless.
Marked by or resulting from lack of forethought or thoroughness:
Closely observant or alert; vigilant:
Find another word for mindful. In this page you can discover 24 synonyms, antonyms, idiomatic expressions, and related words for mindful, like: conscious, aware, careful, awareness, alert, attentive, awake, cautious, cognizant, heedful and observant.