Webster's Dictionary 1913

9397

Pterodactyl

Pter′o‐dac″tyl (?), n. [Gr. � a wing + � finger, toe: cf. F. ptérodactyle.] (Paleon.) An extinct flying reptile; one of the Pterosauria. See Illustration in Appendix.

9398

Pterodactyli

‖Pter′o‐dac″ty‐li (?), n. pl.(Paleon.) Same as Pterosauria.

9399

Pteroglossal

Pter′o‐glos″sal (?), a.(Zoöl.) Having the tongue finely notched along the sides, so as to have a featherlike appearance, as the toucans.

9400

Pteron

Pte″ron (?), n.(Anat.) The region of the skull, in the temporal fossa back of the orbit, where the great wing of the sphenoid, the temporal, the parietal, and the frontal hones ...

9401

Pteropappi

‖Pter′o‐pap″pi (?), n. pl.(Zool.) Same as Odontotormæ.

9402

Pterophore

Pter″o‐phore (?), n. [Gr. � a feather + φέρειν to bear.] (Zoöl.) Any moth of the genus Pterophorus and allied genera; a plume moth. See Plume moth, under Plume.

9403

Pteropod

Pter″o‐pod (?), n. [Gr. � wing-footed; � a feather, wing + �, �, foot: cf. F. ptéropode.] (Zoöl.) One of the Pteropoda.

9404

Pteropoda

‖Pte‐rop″o‐da (?), n. pl.(Zoöl.) A class of Mollusca in which the anterior lobes of the foot are developed in the form of broad, thin, winglike organs, with which they swim at n...

9405

Pteropodous

Pte‐rop″o‐dous (?), a.(Zoöl.) Of or pertaining to the Pteropoda.

9406

Pterosaur

Pter″o‐saur (?), n.(Paleon.) A pterodactyl.

9407

Pterosauria

‖Pter′o‐sau″ri‐a (?), n. pl.(Paleon.) An extinct order of flying reptiles of the Mesozoic age; the pterodactyls; — called also Pterodactyli, and Ornithosauria.☞ The wings were f...

9408

Pterosaurian

Pter′o‐sau″ri‐an (?), a.(Paleon.) Of or pertaining to the Pterosauria.

9409

Pterostigma

‖Pter′o‐stig″ma (?), n.; pl.Pterostigmata (#). (Zoöl.) A thickened opaque spot on the wings of certain insects.

9410

Pterotic

Pte‐ro″tic (?), a.(Anat.) Of or pertaining to, or designating, a bone between the proötic and epiotic in the dorsal and outer part of the periotic capsule of many fishes. — n. T...

9411

Pterygium

‖Pte‐ryg″i‐um (?), n.; pl. E. Pterygiums (#), L. Pterygia (#). (Med.) A superficial growth of vascular tissue radiating in a fanlike manner from the cornea over the surface of t...

9412

Pterygoid

Pter″y‐goid (?), a. [Gr. �, �, a wing + -oid.] (Anat.) (a) Like a bird's wing in form; as, a pterygoid bone. (b) Of, pertaining to, or in the region of, the pterygoid bones, pte...

9413

Pterygomaxillary

Pter′y‐go‐max″il‐la‐ry (?), a. [Pterygoid + maxillary.] (Anat.) Of or pertaining to the inner pterygoid plate, or pterygoid bone, and the lower jaw.

9414

Pterygopalatine

Pter′y‐go‐pal″a‐tine (?), a. [Pterygoid + palatine.] (Anat.) Of or pertaining to the pterygoid processes and the palatine bones.

9415

Pterygopodium

‖Pter′y‐go‐po″di‐um (?), n.; pl.Pterygopodia (#). (Anat.) A specially modified part of the ventral fin in male elasmobranchs, which serves as a copulatory organ, or clasper.

9416

Pterygoquadrate

Pter′y‐go‐quad″rate (?), a. [Pterygoid + quadrate.] (Anat.) Of, pertaining to, or representing the pterygoid and quadrate bones or cartilages.

9417

Pteryla

‖Pte‐ry″la (?), n.; pl.Pterylæ (#). (Zoöl.) One of the definite areas of the skin of a bird on which feathers grow; — contrasted with apteria.

9418

Pterylography

Pter′y‐log″ra‐phy (?), n. [Pteryla + -graphy.] (Zoöl.) The study or description of the arrangement of feathers, or of the pterylæ, of birds.

9419

Pterylosis

‖Pter′y‐lo″sis (?), n. [NL., fr. NL. & E. pteryla.] (Zoöl.) The arrangement of feathers in definite areas.

9420

Ptilocerque

Ptil″o‐cerque (?), n.(Zool.) The pentail.

9421

Ptilopædes

‖Ptil′o‐pæ″des (?), n. pl.(Zoöl.) Same as Dasypædes.

9422

Ptilopædic

Ptil′o‐pæd″ic (?), a.(Zoöl.) Having nearly the whole surface of the skin covered with down; dasypædic; — said of the young of certain birds.

9423

Ptilopteri

‖Pti‐lop″te‐ri (?), n. pl.(Zoöl.) An order of birds including only the penguins.