What's the difference between parchment and velum?

Parchment


Definition:

  • (n.) The skin of a lamb, sheep, goat, young calf, or other animal, prepared for writing on. See Vellum.
  • (n.) The envelope of the coffee grains, inside the pulp.

Example Sentences:

  • (1) Fold the edges of the baking parchment down over the rim of the basin.
  • (2) Place on a tray lined with parchment and bake for 10–12 minutes, then drizzle with syrup.
  • (3) 3 Once chilled, line the pastry with crumpled baking parchment and then with baking beans or dried pulses and bake blind for 15 mins.
  • (4) Fragments of Dead Sea Scroll Parchments were extracted for collagen and subjected to amino acid analysis.
  • (5) In a bid to increase its resources, the almoner’s office last month reasserted the Vatican’s monopoly on the production of papal blessings on parchment, which some Catholics buy to mark special occasions such as baptisms and marriages.
  • (6) A 18-year-old female with unusual type of parchment-like right ventricle died of intractable congestive heart failure was reported.
  • (7) Leave them to rise on a piece of lightly greased baking parchment for 45-60 minutes – until the dough is 1½- 2 times as thick.
  • (8) In 48 specimen a combination of increased density of the condyle on the facial aspect with a thin bony lamella in the roof of the fossa, which either shows high density or very little material of low density, a so-called parchment fossa, was observed.
  • (9) 2 Once chilled, roll the pastry out on a piece of baking parchment so that it is large enough to line the base and sides of a 20cm-diameter cake or flan tin (I used a round loose-bottomed cake tin).
  • (10) Prepare the pudding basin and batter as below, and cover with baking parchment as instructed (even in the oven, this will help to keep some moisture in).
  • (11) Reflecting colours from the fatty layer of the precorneal film have been studied using mat filter (grease-proof paper, parchment paper, tracing paper) in front of the slit lamp mirror, maximally open light slit in a half-lit room, and magnification x 15.
  • (12) The microflora of an ancient Greek manuscript parchment was studied using different microscopic techniques.
  • (13) Among them, completely unremarked upon until Dr Schwartz happened upon it recently, was a parchment-bound album that a pencilled note identified as full of photos of Hitler's own paintings.
  • (14) For the meringue: egg whites 6 caster sugar 280g shelled hazelnuts 100g cornflour 1 tbsp For the filling: hazelnuts 150g vanilla pod 1 honey 4 tbsp double cream 400ml figs 9 Line a 33cm x 24cm Swiss roll tin with lightly oiled baking parchment.
  • (15) 6 Place the chicken breast down on to the baking parchment and put into the hot oven for 30 minutes.
  • (16) Unlike other artefacts which may be a bit more sexy, it’s a piece of parchment with some rather unintelligible words written on it in Latin,” acknowledged Sandra Matthews-Marsh, chief executive of Visit Kent, the body that promotes tourism in the county keen to put itself on the newly launched Magna Carta tourist map .
  • (17) Line the sides and base of a 33 x 23 x 5.5cm baking tin with baking parchment.
  • (18) The looming tussle to succeed the prime minister before the next general election also had a bearing on what made it on to the parchment in a thin Queen’s speech.
  • (19) Membrane potentials have been measured across parchment-supported cupric palmitate membrane separating various 1:1 electrolytes at concentrations C1 and C2 such that C2 = 10 C1.
  • (20) 6 Cut a small disc of parchment paper and place on top of the sauce, then cover with a lid.

Velum


Definition:

  • (n.) Curtain or covering; -- applied to various membranous partitions, especially to the soft palate. See under Palate.
  • (n.) See Veil, n., 3 (b).
  • (n.) A thin membrane surrounding the sporocarps of quillworts Isoetes).
  • (n.) A veil-like organ or part.
  • (n.) The circular membrane that partially incloses the space beneath the umbrella of hydroid medusae.
  • (n.) A delicate funnel-like membrane around the flagellum of certain Infusoria. See Illust. a of Protozoa.

Example Sentences:

  • (1) MRI revealed cranium bifida and agenesis of anterior medullar velum.
  • (2) To compare biochemical differences between bivalves with and without endosymbiotic chemoautotrophic bacteria, specimens of Solemya velum, a bivalve species known to contain bacterial endosymbionts, and the symbiont-free soft-shelled clam Mya arenaria, were collected from the same subtidal reducing sediments during October and November 1988.
  • (3) The Z-plasties facilitate effective dissection and redirection of the palatal muscles to produce an overlapping muscle sling and lengthen the velum without using tissue from the hard palate, which permits hard palate closure without pushback or lateral relaxing incisions.
  • (4) We now report that, compared to controls, rats with acute EAE exhibit fewer detectable mast cells in their dura mater and velum interpositum.
  • (5) The superior medullary velum was not recognized in 10 cases and the corpus medullare in 5.
  • (6) Its efficacy is generally accepted, and its use, especially in cases of obstructive sleep apnea syndrome, is the only treatment of the palatal velum at present practiced.
  • (7) The axons originate in dorsal dendrites, run dorsally along the border of the gray matter and pierce the velum medullare on the contralateral side.
  • (8) While coughing the movement of the velum is purely passive because of the exspirational thrust.
  • (9) The velopharyngeal closure patterns can be grouped into five categories according to the manner of the velum and lateral pharyngeal wall movements.
  • (10) Few 5-HT nerve terminals occurred only on the roof of the fourth ventricle (velum medullare, lamina epithelialis of the tela chorioidea), and the surface of the choroid plexus epithelia was devoid of such nerves.
  • (11) The inferior medullary velum and tela choroidea were removed intact from the fourth ventricle, post-osmicated, dehydrated, critical point dried, coated with palladium-gold and examined in a Cambridge Stereoscan S4 scanning electron microscope.
  • (12) The clinical presentation, radiological findings, and surgical management of two cases of meningioma arising from the velum interpositum without dural attachment are described.
  • (13) The delta 13C and delta 15N ratios of the amino acids are very similar to the isotope ratios previously found in both the endosymbionts and whole tissues of S. velum.
  • (14) Five patients evaluated via multi-view videofluoroscopy were found to have incongruous movements between the velum and lateral aspects of the pharyngeal walls.
  • (15) They are lined on the inside towards the distal part of the velum by thin epithelium and towards the proximal part by ciliated sensory cells.
  • (16) The cerebellum, the beginning of which was already noted at stages 13 and 14, consists of (1) a rostral part that arises from the alar plate of the isthmic segment and will form the superior medullary velum and part of the corpus cerebelli; and (2) a caudal part that develops from rhombomere 1.
  • (17) The measuring principle is described and the movements of the velum during speech production are demonstrated in cleft palate patients with different speech results.
  • (18) In individuals without pharyngeal flap surgery the velum was displaced in the anterior direction and its position could be influenced by the pushback of the mandible.
  • (19) In addition to this permanement neurogenous myoclonus, there are also rhythmical contractions of the velum, usually considered to be psychogenous.
  • (20) The second procedure is for use after exeresis involving all or almost all of the soft palate and a half of the posterior pharyngeal wall, and makes use of velum palatinum reconstruction.