Webster's Dictionary 1913

1594

Ornithomancy

Or‐nith″o‐man′cy (?), n. [Gr. �; ὄρνισ, ὄρνιθοσ, a bird + � divination: cf. F. ornithomancie.] Divination by means of birds, their flight, etc.Ornithomancy grew into an elaborat...

1595

Ornithon

‖Or‐ni″thon (?), n. [L., fr. Gr. �, fr. ὄρνισ, ὄρνιθοσ, a bird.] An aviary; a poultry house. Weale.

1596

Ornithopappi

‖Or‐ni′tho‐pap″pi (?), n. pl. [NL., from Gr. ὄρνισ a bird + � an ancestor.] (Zoöl.) An extinct order of birds. It includes only the Archæopteryx.

1597

Ornithopoda

‖Or′ni‐thop″o‐da (?), n. pl. [NL. See Ornitho-, and -poda.] (Paleon.) An order of herbivorous dinosaurs with birdlike characteristics in the skeleton, esp. in the pelvis and hin...

1598

Ornithorhynchus

‖Or′ni‐tho‐rhyn″chus (?), n. [NL., fr. Gr. ὄρνισ, ὄρνιθοσ, a bird + � snout, beak.] (Zoöl.) See Duck mole, under Duck.

1599

Ornithosauria

‖Or‐ni′tho‐sau″ri‐a (?), n. pl. [NL. See Ornitho-, and Sauria.] (Paleon.) An order of extinct flying reptiles; — called also Pterosauria.

1600

Ornithoscelida

‖Or‐ni′tho‐scel″i‐da (?), n. pl. [NL., fr. Gr. ὄρνισ, ὄρνιθοσ, a bird + � a leg.] (Zoöl.) A group of extinct Reptilia, intermediate in structure (especially with regard to the p...

1601

Ornithoscopy

Or′ni‐thos″co‐py (?), n. [Ornitho- + -scopy: cf. Gr. � divination from birds.] Observation of birds and their habits. De Quincey.

1602

Ornithotomical

Or′ni‐tho‐tom″ic‐al (?), a. Of or pertaining to ornithotomy.

1603

Ornithotomist

Or′ni‐thot″o‐mist (?), n. One who is skilled in ornithotomy.

1604

Ornithotomy

Or′ni‐thot″o‐my (?), n. [Gr. ὄρνισ, ὄρνιθοσ, a bird + τέμνειν to cut.] The anatomy or dissection of birds.

1605

Orograph

Or″o‐graph (?), n. [Gr. � mountain + -graph.] (Surveying) A machine for use in making topographical maps. It is operated by being pushed across country, and not only records dis...

1606

Orographic

{ Or′o‐graph″ic (?), Or′o‐graph″ic‐al (?), } a. Of or pertaining to orography.

1607

Orography

O‐rog″ra‐phy (?), n. [Gr. ὄροσ, a mountain + -graphy.] That branch of science which treats of mountains and mountain systems; orology; as, the orography of Western Europe.

1608

Oroheliograph

Or′o‐he″li‐o‐graph (?), n. [Gr. � mountain + helio- + -graph.] (Photog.) A camera for obtaining a circular panoramic view of the horizon. The photographic plate is placed horizo...

1609

Orohippus

‖Or′o‐hip″pus (?), n. [NL., fr. Gr. ὄροσ, mountain (referring to the Rocky Mountain region) + ἵπποσ horse.] (Paleon.) A genus of American Eocene mammals allied to the horse, but...

1610

Oroide

O″roide (?), n. [F. or gold (L. aurum) + Gr. εἰ̑δοσ form.] An alloy, chiefly of copper and zinc or tin, resembling gold in color and brilliancy. [Written also oreide.]

1611

Orological

Or′o‐log″ic‐al (?), a. [Cf. F. orologique.] Of or pertaining to orology.

1612

Orologist

O‐rol″o‐gist (?), n. One versed in orology.

1613

Orology

O‐rol″o‐gy (?), n. [Gr. ὄροσ mountain + -logy: cf. F. orologie.] The science or description of mountains.

1614

Orometer

O‐rom″e‐ter (?), n. [Gr. � mountain + -meter.] (Meteor.) An aneroid barometer having a second scale that gives the approximate elevation above sea level of the place where the o...

1615

Orotund

O″ro‐tund′ (?), a. [L. os, oris, the mouth + rotundus round, smooth.] Characterized by fullness, clearness, strength, and smoothness; ringing and musical; — said of the voice or...

1616

Orotundity

O′ro‐tun″di‐ty (?), n. The orotund mode of intonation.

1617

Orphaline

Or″pha‐line (?), n. See Orpheline.

1618

Orphan

Or″phan (?), n. [L. orphanus, Gr. �, akin to L. orbus. Cf. Orb a blank window.] A child bereaved of both father and mother; sometimes, also, a child who has but one parent livin...

1619

Orphan (2)

Or″phan, a. Bereaved of parents, or (sometimes) of one parent.

1620

Orphan (3)

Or″phan, v. t. [imp. & p. p.Orphaned (?); p. pr. & vb. n.Orphaning.] To cause to become an orphan; to deprive of parents. Young.