What's the difference between drum and tympanum?

Drum


Definition:

  • (n.) An instrument of percussion, consisting either of a hollow cylinder, over each end of which is stretched a piece of skin or vellum, to be beaten with a stick; or of a metallic hemisphere (kettledrum) with a single piece of skin to be so beaten; the common instrument for marking time in martial music; one of the pair of tympani in an orchestra, or cavalry band.
  • (n.) Anything resembling a drum in form
  • (n.) A sheet iron radiator, often in the shape of a drum, for warming an apartment by means of heat received from a stovepipe, or a cylindrical receiver for steam, etc.
  • (n.) A small cylindrical box in which figs, etc., are packed.
  • (n.) The tympanum of the ear; -- often, but incorrectly, applied to the tympanic membrane.
  • (n.) One of the cylindrical, or nearly cylindrical, blocks, of which the shaft of a column is composed; also, a vertical wall, whether circular or polygonal in plan, carrying a cupola or dome.
  • (n.) A cylinder on a revolving shaft, generally for the purpose of driving several pulleys, by means of belts or straps passing around its periphery; also, the barrel of a hoisting machine, on which the rope or chain is wound.
  • (n.) See Drumfish.
  • (n.) A noisy, tumultuous assembly of fashionable people at a private house; a rout.
  • (n.) A tea party; a kettledrum.
  • (v. i.) To beat a drum with sticks; to beat or play a tune on a drum.
  • (v. i.) To beat with the fingers, as with drumsticks; to beat with a rapid succession of strokes; to make a noise like that of a beaten drum; as, the ruffed grouse drums with his wings.
  • (v. i.) To throb, as the heart.
  • (v. i.) To go about, as a drummer does, to gather recruits, to draw or secure partisans, customers, etc,; -- with for.
  • (v. t.) To execute on a drum, as a tune.
  • (v. t.) (With out) To expel ignominiously, with beat of drum; as, to drum out a deserter or rogue from a camp, etc.
  • (v. t.) (With up) To assemble by, or as by, beat of drum; to collect; to gather or draw by solicitation; as, to drum up recruits; to drum up customers.

Example Sentences:

  • (1) Eye movements which were either complementary or in opposition to the induced vestibular nystagmus were produced with an optokinetic drum.
  • (2) Over the same period, breeding in drums dropped from 14%-25% to 4.7%, even though the drums were not treated or covered.
  • (3) Out of the seabird whoops and thrashing drumming of the intro to Endangered Species come guitar-sax exchanges that sound like Prime Time’s seething fusion soundscapes made illuminatingly clearer.
  • (4) A philosophy student at Sussex University, he was part of an improvised comedy sketch group and one skit required him to beatbox (making complex drum noises with your mouth).
  • (5) The frequency of OKN was also decreased, and the total deviation of the eyes was reduced for OKN induced by these drum speeds.
  • (6) "A new generation picking up guitars and drums and saying, 'I'm here!
  • (7) It’s drummed into us from the first day of medical school: “First, do no harm.” We can do without tepid, faux-conflicted advice from the likes of Sir Bruce Keogh, medical director of the NHS.
  • (8) The hydrolysate obtained was then subjected to two different dehydration techniques: drum drying at 121 degrees C and 18 seconds retention, and spray drying at 101 degrees C and 40 psi pressure.
  • (9) I've danced and I still want to dance," he said over the noise of drumming and honking cars.
  • (10) 5.55pm BST Can you hear the drums of doubt Fernando?
  • (11) Critical verdict The Tin Drum catapulted Grass to the forefront of European fiction and since then he has been Germany's "permanent Nobel candidate"; of the remainder of the Danzig trilogy, Cat and Mouse is the best regarded.
  • (12) Lee sang, tap-danced and did comic turns before settling on the drums.
  • (13) Reitzell, who drums with Air, warns me during my nail-biting wait that Shields tends to work all night and sleep all day and never answers his phone.
  • (14) She was then a little known singer-songwriter whose career was about to take off, and in a small London studio Mumford recorded the drum track for Marling's breakthrough album, Alas I Cannot Swim .
  • (15) Boys from King Edward VI grammar school will lay oblations inside Holy Trinity church, while the Coventry Corps of Drums prepares to lead a "people's parade" towards Bancroft Gardens, where the River Avon widens, and where – if you're lucky – you might see a swan or two cruise by.
  • (16) Pro-China groups had been told they could not use drums to try to drown out rights activists .
  • (17) Overall, it's an attempt to portray most of a continent (and if you refer to his original speech , Pakistan as well) as an undifferentiated mass of uncivilised people who have just enough sophistication to rip us off by spending our money on sunglasses, but otherwise are happy with their drums.
  • (18) I am very clear that I want to ensure we get the best possible deal for the United Kingdom that works for everyone across the United Kingdom and all parts of the UK when we enter these negotiation,” said the prime minister in Wales, at the start of a whirlwind UK tour aimed at drumming up last-minute support from the devolved administrations.
  • (19) An endorsement like that goes a long way in Atlanta, and the rapper talked about Sanders’s civil rights background, calling him “a drum major for justice”.
  • (20) Thus, in the case of foaming capacity, losses ranging from 17% to 34% were detected in the drum-dried hydrolysate, and of 38% to 49% in the hydrolysate dehydrated using a spray drier, during the first two months of storage.

Tympanum


Definition:

  • (n.) The ear drum, or middle ear. Sometimes applied incorrectly to the tympanic membrane. See Ear.
  • (n.) A chamber in the anterior part of the syrinx of birds.
  • (n.) One of the naked, inflatable air sacs on the neck of the prairie chicken and other species of grouse.
  • (n.) The recessed face of a pediment within the frame made by the upper and lower cornices, being usually a triangular space or table.
  • (n.) The space within an arch, and above a lintel or a subordinate arch, spanning the opening below the arch.
  • (n.) A drum-shaped wheel with spirally curved partitions by which water is raised to the axis when the wheel revolves with the lower part of the circumference submerged, -- used for raising water, as for irrigation.

Example Sentences:

  • (1) To test ciliary clearance, the fluid was placed in either the tympanum or the mastoid bulla.
  • (2) These areas are the anterior epi-tympanum, the recess between the tympanic membrane and the anterior and inferior canal walls, the facial ridge and the sump that can form behind it, the sino-dural angle and the mastoid tip.
  • (3) This study has demonstrated the anatomical relations of the cochlea to structures in the medial wall of the tympanum, and has shown that surgical access can be obtained to the terminal auditory nerve fibres supplying the basal, middle and apical turns of the cochlea.
  • (4) From this preliminary investigation, the device successfully maintained atmospheric pressures in the tympanum, compensated for Eustachian tube malfunction, prevented otorrhea and recurrence of middle ear effusions.
  • (5) Temperature within the brain and the esophagus and at the tympanum were obtained in a 12-yr-old male in a series of experiments that began 8 days after surgery for implantation of a drainage catheter.
  • (6) This is invariably indicated on a pre-operative basis, except in two circumstances: --when the glomus, tumour is small and situated close to the drum of the tympanum, its surgical excision posing no problem of haemostasis under these circumstances: --when radiotherapy is envisaged as treatment of the glomus tumour when surgery is impossible.
  • (7) Although the clinical importance of these differences remains to be established, the authors believe they are substantial enough to justify continued use of tympanostomy tubes in the primary surgical therapy of chronic secretory otitis media, when medical therapy and observation indicate the need for drainage to improve hearing or correct anatomic deformities of the tympanum.
  • (8) The thick tympanum, while disadvantageous as an aerial receptor, likely enhances low-frequency bone conduction hearing.
  • (9) The inflammatory process, issuing from the external auditory passage and under circumvention of the tympanum, spreads to the skull base and according to the localisation causes adequate pareses of the brain nerves.
  • (10) Massive discharge occurred only with low viscosity fluid placed in the tympanum, whereas small amounts of highly viscous fluid were cleared by linear discharge.
  • (11) Otorrhea is the most common complication of surgical drainage of the tympanum for the treatment of chronic secretory otitis media.
  • (12) The authors report six cases of rare ear diseases: fibrous dysplasia of the tympanum mimicking an partially obstructive osteoma of the external auditory canal.
  • (13) The tube with a beveled head and split shank is very convenient and effective for the treatment since it is not only easily inserted but also easily removed, preventing it from migration into the tympanum.
  • (14) The existing peri-ligamentous space of the disco-malleolar ligament is a latent way between temporomandibular joint rear and tympanum.
  • (15) It has been assumed that the common inheritance of all early tetrapods was a light, rod-like stapes associated with a temporal notch in the otic region that was thought to have supported a tympanum, or eardrum.
  • (16) Seromucous effusions were found in the tympanum in 91% of 208 cases of cleft palate.
  • (17) The experimental evidence of cochleovestibular toxicity of aminoglycosides applied locally in the presence of a perforated tympanum leaves no room for doubt.
  • (18) Insertion of tympanostomy tubes to provide prolonged aeration and drainage of the tympanum in cases of chronic secretory otitis media has become the most commonly performed operation in children.
  • (19) In all animals, nontympanic surfaces were most responsive to low frequencies, and the tympanum was most responsive to high frequencies.
  • (20) The method seems to have the following merits: permanent ventilation of the tympanum with preservation of an intact drum (from the functional point of view); no tympanophonia or autophonia; simple technique, short operative period (five minutes); no risk of postoperative complications; and no danger of ascending infection of the middle ear from the ear canal.