What's the difference between drain and sewer?

Drain


Definition:

  • (v. t.) To draw off by degrees; to cause to flow gradually out or off; hence, to cause the exhaustion of.
  • (v. t.) To exhaust of liquid contents by drawing them off; to make gradually dry or empty; to remove surface water, as from streets, by gutters, etc.; to deprive of moisture; hence, to exhaust; to empty of wealth, resources, or the like; as, to drain a country of its specie.
  • (v. t.) To filter.
  • (v. i.) To flow gradually; as, the water of low ground drains off.
  • (v. i.) To become emptied of liquor by flowing or dropping; as, let the vessel stand and drain.
  • (n.) The act of draining, or of drawing off; gradual and continuous outflow or withdrawal; as, the drain of specie from a country.
  • (n.) That means of which anything is drained; a channel; a trench; a water course; a sewer; a sink.
  • (n.) The grain from the mashing tub; as, brewers' drains.

Example Sentences:

  • (1) In one of the cirrhotic patients, postmortem correlation of sonographic, angiographic, and pathological findings showed that the dilated vessels seen on sonography were cystic veins draining normally into the portal vein rather than portosystemic anastomoses.
  • (2) Intraperitoneal drain should therefore be used when choledochus has been explored.
  • (3) It is usually associated with a left superior caval vein draining into the coronary sinus and is frequently part of a complex congenital malformation of the heart.
  • (4) Ovarian venous concentrations of these four steroids from the side draining the tumor-bearing ovary were increased in 40 to 80% of the women.
  • (5) Radioactive lactic acid was detected in the drained perfusion solution with D(U-14C)-glucose, but not when D(U-14C)-fructose was used.
  • (6) Draining of thin films has thus a dehydrating effect as well as a sorting and ordering effect.
  • (7) Regarding ureters read as true positives on indirect study, if that ureter has ever shown reflux at any time, or if it drained a scarred kidney specificity was improved to 97% without changing the sensitivity.
  • (8) In tests on 13 cells pacing at a 200 mua drain without recharging, the simulated mean duration of pacing before total discharge was 4.8 years.
  • (9) An abscess of a lingual tonsil should be drained under general anesthesia, and lingual thyroid should be treated conservatively unless it produces obstructive symptoms.
  • (10) Among them 8 cases were coelio-drained for 24 hours with very little thin bloody drainage.
  • (11) Lymphocytes obtained from lymph nodes draining foot pads infected with R. conorii or R. akari demonstrated cross-reactivity similar to that found with immune spleen cells.
  • (12) The experiments show that the single cephalad channel venous island flap is perfused by and drains through its single cephalad vein.
  • (13) But it has a tainted reputation: the 2007 foot and mouth outbreak was traced to a leak from Pirbright’s drains.
  • (14) The well drained soils of the Suiá--Missu forest are very uniform, deep latosols (oxisols) of very dystrophic nature with pH (in water) between 4.0 and 5.0 (see table 2, p. 203).
  • (15) That would mark a controversial break from its existing policy, whereby the ECB offsets bond purchases by draining liquidity from the system in separate operations.
  • (16) In 13 growing pigs (mini-pigs) all veins draining the head of femur were ligated intra-abdominally.
  • (17) However, we demonstrate that topical exposure to DNTB causes activation of the draining lymph node in mice and the induction of contact sensitization in both rodents and a single human volunteer.
  • (18) The malformations over the surface drain into the superior sagittal sinus.
  • (19) Our current recommendation for initial treatment is excision of the primary tumor followed by irradiation with generous fields to include the primary tumor site and draining regional lymphatics to doses of 46-50 Gy in 2 Gy fractions.
  • (20) The region was perfused at constant flow through the aorta and drained at constant pressure from the inferior vena cava.

Sewer


Definition:

  • (n.) One who sews, or stitches.
  • (n.) A small tortricid moth whose larva sews together the edges of a leaf by means of silk; as, the apple-leaf sewer (Phoxopteris nubeculana)
  • (n.) A drain or passage to carry off water and filth under ground; a subterraneous channel, particularly in cities.
  • (n.) Formerly, an upper servant, or household officer, who set on and removed the dishes at a feast, and who also brought water for the hands of the guests.

Example Sentences:

  • (1) After visiting the H-blocks, the Catholic archbishop Cardinal Tomás Ó Fiaich compared the conditions to "the sewer pipes in the slums of Calcutta".
  • (2) Christmas 2013 caused 2,635 sewer blockages in Yorkshire alone.
  • (3) Soon, reformers known as “sanitarians” focused their attention on replacing the haphazard and unsanitary plumbing arrangements in homes and workplaces with technologically advanced public sewer systems.
  • (4) But nothing has been done about the stinking open sewers that run through the densely packed community and overflow whenever there is heavy rain.
  • (5) The use of self-topping aqua privies, discharging through sewers to oxidation ponds, has made possible the economic installation of water-carriage systems of waste disposal in low-cost high-density housing areas.In the oxidation ponds, typhoid bacteria appear to be more resistant than indicator organisms; helminths, cysts and ova settle out; there are no snails and, if peripheral vegetation is removed, mosquitos will not breed.
  • (6) Although the efficiency of the method was influenced by the composition and source of the sediments it was used successfully to detect viruses occurring in marine and freshwater sediments near sewer outfalls.
  • (7) In general, there is an improvement in chlorination, sewers and sewage-depuration equipment.
  • (8) Fatbergs build up on sewer roofs like mushy stalactites.
  • (9) In common usage, “myth” is at best the word we use to refer to amusingly preposterous urban legends – tales about albino alligators in the Manhattan sewers or the Holy Grail’s hiding place under the floor of a Paris shopping mall.
  • (10) No demographic risk factors were associated with the incidence of this disease including population density, median family income, crowding in housing units, percentage of households with public water supply, and percentage of households with public sewers.
  • (11) The apparent sources of these organisms were a residential storm sewer and a University of Wisconsin Experimental Farms' washwater drain.
  • (12) • Wipes, nappies, sanitary towels, rags and condoms do not break down easily and can snag on pipes, drains and the walls of sewers, leading to blockages.
  • (13) Inspection of the pool revealed significant plumbing defects which had allowed ingress of sewage from the main sewer into the circulating pool water.
  • (14) Paint and pesticides were disposed of by 10% of the households, but were dumped on the ground sewer or landfills more than 90% of the time.
  • (15) "So you've got open sewers, and shared toilets out in the open.
  • (16) Animals near the Los Angeles County sewer outfall contain over 45 times as much tDDT as animals near major agricultural drainage areas.
  • (17) But that’s for the future – a vast concrete sewer that may well be serviced by robots, or even drones.
  • (18) The effluent open sewer, situated in the north suburban district, drives into the sea the content of three maximum sewers that recollect domiciliary branches.
  • (19) They believed they wanted to take control and believed Britain would be better off … These kind of awful things are done by a minority who come from the sewers who want to exploit division and have their own racist agenda.” Map Halfon, who backed remain, added: “All of us need to stand up for tolerance and kindness and against any kind of division.” Police in Harlow have been given the power to order anyone involved in crime or harassment to leave The Stow.
  • (20) The effective energetic expenditure during a work shift was from 659 to 1020 kcal for weavers, from 740 to 1000 kcal for spinners and from 522 to 1105 kcal for sewers, which points to an uncomparable load at monomial workplaces equipped with different machines.