Word Meanings - PARABOLA - Book Publishers vocabulary database

A kind of curve; one of the conic sections formed by the intersection of the surface of a cone with a plane parallel to one of its sides. It is a curve, any point of which is equally distant from a fixed point, called the focus, and a

Additional info about word: PARABOLA

A kind of curve; one of the conic sections formed by the intersection of the surface of a cone with a plane parallel to one of its sides. It is a curve, any point of which is equally distant from a fixed point, called the focus, and a fixed straight line, called the directrix. See Focus. One of a group of curves defined by the equation y = axn where n is a positive whole number or a positive fraction. For the cubical parabola n = 3; for the semicubical parabola n = Cubical, and Semicubical. The parabolas have infinite branches, but no rectilineal asymptotes.

Related words: (words related to PARABOLA)

• FORMALITY
  The dress prescribed for any body of men, academical, municipal, or sacerdotal. The doctors attending her in their formalities as far as Shotover. Fuller. 6. That which is formal; the formal part. It unties the inward knot of marriage, . . . while
• CALLOSUM
  The great band commissural fibers which unites the two cerebral hemispheres. See corpus callosum, under Carpus.
• CALLOW
  1. Destitute of feathers; naked; unfledged. An in the leafy summit, spied a nest, Which, o'er the callow young, a sparrow pressed. Dryden. 2. Immature; boyish; "green"; as, a callow youth. I perceive by this, thou art but a callow maid. Old Play .
• CALLE
  A kind of head covering; a caul. Chaucer.
• SIDESADDLE
  A saddle for women, in which the rider sits with both feet on one side of the animal mounted. Sidesaddle flower , a plant with hollow leaves and curiously shaped flowers; -- called also huntsman's cup. See Sarracenia.
• PLANE TREE
  See PLANE
• SURFACE LOADING
  The weight supported per square unit of surface; the quotient obtained by dividing the gross weight, in pounds, of a fully loaded flying machine, by the total area, in square feet, of its supporting surface.
• FORMICARY
  The nest or dwelling of a swarm of ants; an ant-hill.
• FORMULIZE
  To reduce to a formula; to formulate. Emerson.
• DISTANT
  stand apart, be separate or distant; dis- + stare to stand. See 1. Separated; having an intervening space; at a distance; away. One board had two tenons, equally distant. Ex. xxxvi. 22. Diana's temple is not distant far. Shak. 2. Far separated;
• FORMERLY
  In time past, either in time immediately preceding or at any indefinite distance; of old; heretofore.
• POINT SWITCH
  A switch made up of a rail from each track, both rails being tapered far back and connected to throw alongside the through rail of either track.
• POINTLESSLY
  Without point.
• FORMICAROID
  Like or pertaining to the family Formicaridæ or ant thrushes.
• FORMIDABLY
  In a formidable manner.
• POINT-DEVICE; POINT-DEVISE
  Uncommonly nice and exact; precise; particular. You are rather point-devise in your accouterments. Shak. Thus he grew up, in logic point-devise, Perfect in grammar, and in rhetoric nice. Longfellow. (more info) + point point, condition + devis
• CONICO-
  A combining form, meaning somewhat resembling a cone; as, conico-cylindrical, resembling a cone and a cylinder; conico- hemispherical; conico-subulate.
• FORMICATE
  Resembling, or pertaining to, an ant or ants.
• CALL
  callen, AS. ceallin; akin to Icel & Sw. kalla, Dan. kalde, D. kallen 1. To command or request to come or be present; to summon; as, to call a servant. Call hither Clifford; bid him come amain Shak. 2. To summon to the discharge of a particular
• POINTAL
  The pistil of a plant. 2. A kind of pencil or style used with the tablets of the Middle Ages. "A pair of tablets . . . and a pointel." Chaucer.
• FALCIFORM
  Having the shape of a scithe or sickle; resembling a reaping hook; as, the falciform ligatment of the liver.
• OMNIFORMITY
  The condition or quality of having every form. Dr. H. More.
• INFORMITY
  Want of regular form; shapelessness.
• DEFORMER
  One who deforms.
• DIVERSIFORM
  Of a different form; of varied forms.
• GYMNASTICALLY
  In a gymnastic manner.
• VARIFORM
  Having different shapes or forms.
• PREFORM
  To form beforehand, or for special ends. "Their natures and preformed faculties. " Shak.
• HYPERCRITICALLY
  In a hypercritical manner.
• RESINIFORM
  Having the form of resin.
• SCALLION
  A kind of small onion , native of Palestine; the eschalot, or shallot. 2. Any onion which does not "bottom out," but remains with a thick stem like a leek. Amer. Cyc.
• UNEMPIRICALLY
  Not empirically; without experiment or experience.
• BIFORM
  Having two forms, bodies, or shapes. Croxall.
• VILLIFORM
  Having the form or appearance of villi; like close-set fibers, either hard or soft; as, the teeth of perch are villiform.
• REFORMALIZE
  To affect reformation; to pretend to correctness.
• LACONIC; LACONICAL
  1. Expressing much in few words, after the manner of the Laconians or Spartans; brief and pithy; brusque; epigrammatic. In this sense laconic is the usual form. I grow laconic even beyond laconicism; for sometimes I return only yes, or