1. (n.) The act of rolling anything up; a winding motion\.

2. (n.) The state of being rolled upon itself, or rolled or doubled together; a tortuous or sinuous winding or fold, as of something rolled or folded upon itself.

3. (n.) An irregular, tortuous folding of an organ or part; as, the convolutions of the intestines; the cerebral convolutions. See Brain.

Barnumism aduncity affectation aquilinity arachnoid arbor vitae arching archipallium arcuation bedizenment between brain big talk brain stem cerebellar hemispheres cerebellum cerebral cortex cerebrospinal fluid cerebrum circularity complexity complexness complication concameration concavity convexity corpus callosum corpus striatum crabbedness crookedness curvation curvature curving curvity decurvation decurvature diencephalon dura mater endbrain entanglement excurvation excurvature fissure flashiness flatulence flatulency folia forebrain fornix frontal lobe fulsomeness garishness gaudiness glial cells globus pallidus grandiloquence grandioseness grandiosity gray matter gyrus high-flown diction hindbrain hippocampus hookedness hypothalamus incurvation incurvature incurvity inflatedness inflation intricacy intricateness involution involvement lenticular nucleus lexiphanicism limbic lobe little brain lobe loftiness luridness magniloquence mantle medulla oblongata meninges mere rhetoric meretriciousness mesencephalon metencephalon midbrain myelencephalon neopallium occipital lobe optic chiasm orotundity ostentation ostentatious complexity pallium parietal lobe perplexity pia mater pineal body pituitary body platitudinous ponderosity polysyllabic profundity pomposity pompous prolixity pompousness pons pontification pretension pretentiousness prose run mad ramification recurvation recurvature recurvity reticular system rhetoric rhetoricalness rhombencephalon rondure rotundity sensationalism sententiousness showiness sinuosity sinuousness stiltedness subthalamus subtlety swelling utterance swollen phrase swollenness tall talk tanglement technicality telencephalon temporal lobe thalamus tortuosity tortuousness tumidity tumidness turgescence turgidity vaulting ventricle vermis white matter