cere bro parietal (sere bro parietal)

[ thol., a hypochondriacal condition, approaching insanity, which sometimes supervenes in persons whose brains have been overtaxed. Dun glison. of the brain which lies in front of the cerebel lum and pons Varolii. This is the ordinary meaning of the term in human anatomy, the cerebrum in this use comprising the prosencephalon or cerebral hemispheres and the olfactory lobes, the thalamencephalon or optic thalami and other parts about the third ventricle, and the above and the crura cerebri below. See cuts under brain, corpus, and cerebral. The cerebrum is generally recognized as the chief organ of mind; and mind, in its ordinary acceptation, means more especially a comparatively intricate co-ordination in time the consciousne of a creature "looking before and after," and using past experiences to regulate future conduct. H. Spencer , Prin. of Psychol., § 22, note. IMG:content-0066.png:[blocks in formation] It is certain that books, in any language, will tend to encourage a diction too remote from the style of spoken idiom; whilst the greater solemnity and the more cere monial costume of regular literature must often demand such a non-idiomatic diction, upon mere principles of good taste. De Quincey, Style, i. Daily intercourse among the lowest savages, whose small loose groups, scarcely to be called social, are without political or religious regulation, is under a considerable amount of ceremonial regulation. H. Spencer , Prin. of Sociol., § 343. Specifically-2. Pertaining to the forms and rites of the Jewish religion: as, the ceremonial law, as distinguished from the moral law. There is no elaborate imitation of cla ical antiquity, no scrupulous purity, none of the ceremonial cleanne which characterizes the diction of our academical Pharisees. Macaulay . 3t. Observant of forms; precise in manners; formal: as, "the dull, ceremonial track," Dry den. [Ceremonious is now used in this sense.] Very magnifical and ceremonial in his outward com Sir E. Sandys, State of Religion. port ment. =Syn. 1. Ceremonious, Formal, etc. See ceremonious. II. n. 1. A system of rites or ceremonies enjoined by law or established by custom, as in religious worship, social intercourse, etc.; rites, formalities, or requirements of etiquette, to be observed on any special occasion. I have known my friend Sir Roger's dinner almost cold before the company could adjust the ceremonial , and be prevailed upon to sit down. Add is on , Country Manners. The next year saw me advanced to the trust and power of adjusting the ceremonial of an a embly. Johnson, Rambler, No. 109. The forever-fickle creeds and ceremonials of the parochial corners which we who dwell in them sublimely call The World. Lowell, Among my Books, 1st ser., p. 172. Specifically-2. The order for rites and forms in the Roman Catholic Church, or the book containing the rules prescribed to be observed on solemn occasions. 3. The two cerebral hemispheres taken together, with the olfactory lobes; the prosencephalon. See cerebral hemisphere, under cerebral.-4. In insects, the supra-esophageal ganglion, formed by the union of several ganglia in the upper part of the head, and often called the brain.-5. In invertebrates generally, the principal nervous ganglion or ganglia of the head. ceremony; ritualism. Cerebrum Jovis (literally, Jupiter's brain), a name given by old chemists to burnt tartar. Cerebrum parvum, the little brain; the cerebellum. - Cistern of the cerebrum. See cistern . - Testudo cerebri (literally, the tortoise of the brain), a name of the fornix: so called because it seems to support or bear up the cerebrum, as a tortoise was fabled to support the world.