Neoplatonism, nē-ō-plā′to-nizm, n. a system of philosophy combining Platonic and Oriental elements, originating with Ammonius Saccas at Alexandria in the 3d century, developed by Plotinus, Porphyry, Proclus, &c.—adj. Neoplaton′ic.—n. Neoplā′tonist.

Neoteric, -al, nē-ō-ter′ik, -al, adj. of recent origin, modern.—v.i. Neot′erise.—n. Neot′erism, the introduction of new things, esp. new words. [Gr.,—neōteros, comp. of neos, new.]

Neotic, nē-ot′ik, adj. addressed to the understanding.

Neotropical, nē-ō-trop′i-kal, adj. applied to the part of the New World including tropical and South America and the adjacent islands.

Neozoic, nē-ō-zō′ik, adj. denoting all rocks from the Trias down to the most recent formations, as opposed to Palæozoic. [Gr. neos, new, zoē, life.]

Nep, nep, n. (prov.) a knot in a fibre of cotton.

Nepenthes, ne-pen′thēz, n. (med.) a drug that relieves pain—also Nepen′the: a genus of plants having a cup or pitcher attached to the leaf, often filled with a sweetish liquid, the pitcher-plant. [Gr.,—, neg., penthos, grief.]

Nephalism, nef′a-lizm, n. total abstinence from alcoholic drinks.—n. Neph′alist, a bigoted teetotaler. [Gr. nēphalios, sober; nēphein, to be sober.]

Nepheline, nef′e-lin, n. a rock-forming mineral, colourless, usually crystallising in hexagonal prisms, occurring in various volcanic rocks, as in certain basalts. [Gr. nephelē, a cloud.]

Nepheloid, nef′e-loid, adj. cloudy, turbid.—ns. Nephelom′eter, a supposititious instrument for measuring cloudiness; Neph′eloscope, an apparatus for illustrating the formation of cloud; Neph′elosphere, an atmosphere of cloud surrounding a planet, &c. [Gr. nephelē, cloud.]