13-Letter Words Containing: S,I,B

• the property of being able to occupy less space

• a monoamine oxidase inhibitor (trade name Marplan) that is used to treat clinical depression

• nonsensical language (according to Lewis Carroll)

• To form (words or statements) in thought and express them inwardly without uttering them aloud.

• the use of symbols to convey meaning

• something visible that by association or convention represents something else that is invisible

• the practice of investing things with symbolic meaning

• The study of the biological basis for cognition and other mental processes.

• The branch of psychology that interprets psychological phenomena in terms of adaptation to biological, environmental, etc. factors.