A person who ponders, esp. one who reflects or evaluates.

One who considers. with the mind.

With of or (rarely) †on. A person who thinks deeply or carefully about something (or occasionally someone) specified; a person who meditates or…

A person who deliberates, esp. one who engages in careful consideration or reflection; (in later use occasionally) an indecisive person.

figurative. One who takes a mental view of something; an examiner, contemplator.

One that chews; spec. that habitually chews tobacco.

A person who scratches his or her head, esp. in puzzlement or thought; (hence) a perplexed or thoughtful person. Cf. to scratch one's head at scratch…

One who considers.

A person who thinks deeply or carefully about something; = reflector, n. 1.

A person who thinks deeply or carefully about something; a person who expresses a profound or carefully considered opinion, a particular point of…

A person who deliberates a particular subject with others, esp. as part of an assembly or other body. Formerly also: †a person who engages in…

A person who or thing which preoccupies (in various senses).

A person who ruminates (ruminate, v. 1); a meditator.

A person devoted to studious meditation; a deep thinker. Cf. phrontisterion, n.

figurative. One who sits brooding.