WordWeb Online

1. Deeply or seriously thoughtful
   "Byron lives on not only in his poetry, but also in his creation of the 'Byronic hero' - the persona of a pondering melancholy young man";
   - brooding, broody, contemplative, meditative, musing, pensive, reflective, ruminative

1. Think deeply about a subject or question over a period of time
   "The scientist must stop to observe and start to ponder";
   - chew over, think over, meditate, excogitate, contemplate, muse, reflect, mull, mull over, ruminate, speculate

See also: thoughtful

Type of: cerebrate, cogitate, think

Encyclopedia: Pondering