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Webster’s Dictionary (1828)



1,088 words match “TREAT”

OCULIST n.
One skilled in treating diseases of the eye.
ODONTOLOGY n.
The science which treats of the teeth, their structure and development.
OILCLOTH n.
Cloth treated with oil or paint, and used for marking garments, covering flooors, etc.
OILED a.
Covered or treated with oil; dressed with, or soaked in, oil. Oiled silk, silk rendered waterproof by saturation with boiled oil.
ON prep.
dress or uniform. Hence, in consequence of, or following; as, on the ratification of the treaty, the armies were disbanded.
ONTOLOGIST n.
One who is versed in or treats of ontology. Edin. Rev.
OPEN a.
he constructional parts, together with the under side of the covering, or its lining, are treated ornamentally, and left to form the ceiling of an apartment below, as in a church, a public hall, and the like. -- Open vowel or consonant. See Open, a., 9.
OPHIOLOGY n.
That part of natural history which treats of the ophidians, or serpents.
OPHTHALMOLOGY n.
The science which treats of the structure, functions, and diseases of the eye.
OPPRESS v.
To impose excessive burdens upon; to overload; hence, to treat with unjust rigor or with cruelty. Wyclif. For thee, oppressèd king, am I cast down. Shak. Behold the kings of the earth; how they oppress Thy chosen ! Milton.
OPTICS n.
That branch of physical science which treats of the nature and properties of light, the laws of its modification by opaque and transparent bodies, and the phenomena of vision.
ORATION n.
An elaborate discourse, delivered in public, treating an important subject in a formal and dignified manner; especially, a discourse having reference to some special occasion, as a funeral, an anniversary, a celebration, or the like; -- distinguished from an argument in court, a popular harangue, a sermon, a lecture, e…
ORCHESOGRAPHY n.
A treatise upon dancing. [R.]
ORCHESTRATION n.
The arrangement of music for an orchestra; orchestral treatment of a composition; -- called also instrumentation.
ORCHIDOLOGY n.
The branch of botany which treats of orchids.
ORGANOLOGY n.
That branch of biology which treats, in particular, of the organs of animals and plants. See Morphology.
ORGANON; ORGANUM n.
rom the Aristotelian writers by Lord Bacon, as the title ("Novum Organon") of part of his treatise on philosophical method. Sir. W. Hamilton.
ORISMOLOGY n.
That departament of natural history which treats of technical terms.
ORNITHICHNOLOGY n.
The branch of science which treats of ornithichnites. Hitchcock.
ORNITHOLOGY n. 2 definitions
That branch of zoölogy which treats of the natural history of birds and their classification.
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