exo stome

[ Gr.exo =outside, and stoma = a mouth.] Bot. ( of an ovule): The name given by Mirbel to the aperture in the outer integument of an ovule. ěx-os-to-sis, s. [Gr. exostosis: exō =outside, and osteon a bone. 1. Med. ( pl .): Tumors of a bony nature, growing upon and arising from a bone. Sir Astley Cooper described two forms: (1) Periosteal, in which bony matter is deposited between the periosteum and the surface of the bone; (2) Medullary, by which growth from the medullary texture the bone is expanded, absorbed, and destroyed, so that ultimately the tumor protrudes. Exostoses chiefly affect the long bones, and are always immovable. They are also divided into cartilaginous, fungous, ivory, . 2. Bot .: Hard matter of wood projecting like warts or tumors from the stem or roots of a plant. They have sometimes an abortive bud as their center. "It was clearly not a case of exostosis , depending on an imperfectly developed bud."-Gardeners' Chronicle, No. 403, p. 372 (1881). ěx-ō-těr-ic, ex-ō-těr-ic-al, a . [Gr. exoterikos =external; from exōterō , comp. of exō=outside, without; Fr. exotérique .] 1. External, public; fit to be imparted to the public; capable of being readily and fully comprehended; the opposite to esoteric or secret. "Aristotle was wont to divide his lectures and readings into acroamatical and exoterical . Some of them contained only choice matter, and they were read privately to a select auditory; others contained but ordinary stuff, and were promiscuously and in public exposed to the hearing of all that would."- Hales : Remains, p. 148. *2. Not admitted to the knowledge of the more secret or abstruse doctrines. "He divided his disciples into two cla es, the one he called esoteric , the other exoteric , for to those he intrusted the more perfect and sublime doctrines to these he delivered the more vulgar and popular."-War burton: Divine Legation , bk. iii., s. 3. ěx-ō-ter-ic-al-lý, adv. [Eng. exoterical; -ly.] In an exoteric manner; publicly. "How they like each other exoterically ." - Mortimer Collins: Sweet and Twenty , bk. ii., ch. vii. ex-ō-těr-I-çişm, s . [Eng.exoteric; -ism.] Exoěx-ō-těr-ics, s . [EXOTERIC, a.] The lectures of Aristotle on rhetoric, to which all were admitted. "It is then evident from these pa ages that, in his exo terics he gave the world both a beginning and an end."War burton: Divine Legation , bk. iii. (Note F.) teric doctrines or principles. with stomata. [Lat. exotic us,