(formal) A problem set forth in the Ancient Greek scholarly tradition.

Difficult to overcome, solve, or decide. / Not settled, uncertain, of uncertain outcome; debatable, questionable, open to doubt.

(chiefly in the plural) A problem or difficulty in a particular field of study.

doubtful or disputed / dubious or ambiguous

The process of problematizing, or something problematized.

To make something into a problem. / To consider something as if it were a problem. / (intransitive) To propose problems.

(paleontology) Fossil specimens or elements that cannot be identified or assigned to a taxon.

In a problematic manner.

plural of problematic

simple past tense and past participle of problematize