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Webster’s Dictionary (1828)



28,430 words match “OM”

ARTHROMERE n.
One of the body segments of Arthropods. See Arthrostraca. Packard.
ARTHROPOMATA n.
One of the orders of Branchiopoda. See Branchiopoda.
ARTHROTOME n.
A strong scalpel used in the dissection of joints.
ASCOMYCETES n.
inguished by septate hyphæ, and by having their spores formed in asci, or spore sacs. It comprises many orders, among which are the yeasts, molds, mildews, truffles, morels, etc. -- As`co*my*ce"tous (#), a.
ASOMATOUS a.
Without a material body; incorporeal. Todd.
ASTOMATOUS; ASTOMOUS a.
Not possessing a mouth.
ASTRAGALOMANCY n.
Divination by means of small bones or dice.
ASTROMANTIC a.
Of or pertaining to divination by means of the stars; astrologic. [R.] Dr. H. More.
ASTROMETEOROLOGY n.
The investigation of the relation between the sun, moon, and stars, and the weather. -- As`*tro*me`te*or`o*log"ic*al, a. -- As`tro*me`te*or*ol"o*gist, n.
ASTROMETER n.
An instrument for comparing the relative amount of the light of stars.
ASTROMETRY n.
The art of making measurements among the stars, or of determining their relative magnitudes.
ASTRONOMER n. 2 definitions
One who is versed in astronomy; one who has a knowledge of the laws of the heavenly orbs, or the principles by which their motions are regulated, with their various phenomena. An undevout astronomer is mad. Young.
ASTRONOMIAN n.
An astrologer. [Obs.]
ASTRONOMIC a.
Astronomical.
ASTRONOMICAL a.
Of or pertaining to astronomy; in accordance with the methods or principles of astronomy. -- As`tro*nom"ic*al*ly, adv. Astronomical clock. See under Clock. -- Astronomical day. See under Day. -- Astronomical fractions, Astronomical numbers. See under Sexagesimal.
ASTRONOMIZE v.
To study or to talk astronomy. [R.] They astronomized in caves. Sir T. Browne.
ASTRONOMY n. 3 definitions
Astrology. [Obs.] Not from the stars do I my judgment pluck; And yet methinks I have astronomy. Shak.
ASTROPHOTOMETER n.
A photometer for measuring the brightness of stars.
ASTROPHOTOMETRY n.
The determination of the brightness of stars, and also of the sun, moon, and planets. --As`tro*pho`to*met"ric*al (#), a.
ATHEROMA n. 2 definitions
An encysted tumor containing curdy matter.
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