Ormolu, n. Mosaic gold.
Ornament, n. Embellishment, decoration, adornment, ornamentation.
Ornament, v. a. Decorate, adorn, embellish, beautify, garnish, bedeck, grace, emblazon, deck.
Ornamental, a. Embellishing, serving for ornament.
Ornate, a. Ornamented, embellished, decorated, bedecked, adorned, rich-wrought, highly wrought, florid.
Ornithorynchus, n. (Zoöl.) Duck-bill, tambreet.
Orotund, a. Round, rich, full, sonorous, mellow, musical, clear, ringing.
Orrery, n. Planetarium.
Orsedew, Orsedue, n. Mannheim gold, Dutch gold, Dutch foil, Dutch leaf, Dutch metal, Dutch mineral.
Orthoclase, n. Potash-felspar, orthose, prismatic felspar, felspar.
Orthodox, a. Sound (in religious opinions), of the true faith.
Orthodoxy, n. True faith, soundness of doctrine.
Orthoganal, a. Rectangular, right-angled, perpendicular.
Orthography, n. Spelling.
Ortive, a. Rising, eastern.
Orts, n. pl. Fragments, scraps, refuse, odds and ends.
Oscillate, v. n.
- 1. Swing, vibrate, sway, move to and fro, move backward and forward.
- 2. Vary, fluctuate.
Oscillation, n. Vibration, swinging.
Oscillatory, a. Vibratory, swinging, oscillating, vibrating, oscillative.
Oscitancy, n.
- 1. Gaping, yawning, oscitation.
- 2. Sleepiness, drowsiness, dulness.
Oscitate, v. n. Gape, yawn.