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Webster’s Dictionary (1828)



345 words match “ESSENTIAL”

NEROLI n.
An essential oil obtained by distillation from the flowers of the orange. It has a strong odor, and is used in perfumery, etc. Neroli camphor (Chem.), a white crystalline waxy substance, tasteless and odorless, obtained from beroli oil; -- called also auradin.
NERVE n.
erves are made up. These fibers are either medullated or nonmedullated. in both kinds the essential part is the translucent threadlike axis cylinder which is continuous the whole length of the fiber. -- Nerve stretching (Med.), the operation of stretching a nerve in order to remedy diseases such as tetanus, which are…
NEW THOUGHT n.
the "old thought" of sin, evil, predestination, and pessimistic resignation. The term is essentially synonymous with the term High Thought, used in England.
NORITE n.
A granular crystalline rock consisting essentially of a triclinic feldspar (as labradorite) and hypersthene.
OCTOYL n.
A hypothetical radical (C8H15O), regarded as the essential residue of octoic acid.
OCTYL n.
A hypothetical hydrocarbon radical regarded as an essential residue of octane, and as entering into its derivatives; as, octyl alcohol.
OENANTHIC a.
odor, and it used in flavoring artificial wines and liquors. Called also oil of wine. See Essential oil, under Essential.
ONTOLOGY n.
t department of the science of metaphysics which investigates and explains the nature and essential properties and relations of all beings, as such, or the principles and causes of being.
OPERA n.
A drama, either tragic or comic, of which music forms an essential part; a drama wholly or mostly sung, consisting of recitative, arials, choruses, duets, trios, etc., with orchestral accompaniment, preludes, and interludes, together with appropriate costumes, scenery, and action; a lyric drama.
OPODELDOC n.
us, camphorated liniment; a solution of soap in alcohol, with the addition of camphor and essential oils; soap liniment.
OPPOSABILITY n.
ge have I ever seen the slightest approach to opposability of the great toe, which is the essential distinguishing feature of apes. A. R. Wallace.
ORGAN n. 2 definitions
mal or a plant, capable of performing some special action (termed its function), which is essential to the life or well-being of the whole; as, the heart, lungs, etc., are organs of animals; the root, stem, foliage, etc., are organs of plants.
ORGANISM n.
different organs or parts with functions which are separate, but mutually dependent, and essential to the life of the individual.
ORGANULE n.
One of the essential cells or elements of an organ. See Sense organule, under Sense. Huxley.
OVARY n.
The essential female reproductive organ in which the ova are produced. See Illust. of Discophora.
PARALLEL a. 3 definitions
Continuing a resemblance through many particulars; applicable in all essential parts; like; similar; as, a parallel case; a parallel passage. Addison. Parallel bar. (a) (Steam Eng.) A rod in a parallel motion which is parallel with the working beam. (b) One of a pair of bars raised about five feet above the floor or gr…
PART n. 2 definitions
A constituent portion of a living or spiritual whole; a member; an organ; an essential element. All the parts were formed . . . into one harmonious body. Locke. The pulse, the glow of every part. Keble.
PASSING a.
s, on an unaccented portion of a measure, for the sake of smoother melody, but forming no essential part of the harmony.
PATCHOULI; PATCHOULY n.
A mintlike plant (Pogostemon Patchouli) of the East Indies, yielding an essential oil from which a highly valued perfume is made.
PEPPERMINT n.
amygdalina, E. piperita, E. odorata, etc.) which have hard and durable wood, and yield an essential oil.
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