Main definitions of sprue in English

: sprue1sprue2

sprue1

noun

  • 1A channel through which metal or plastic is poured into a mould.

    • ‘The Sesame is designed so that molders can use a smaller runner and sprue, which gives them more control over the amount of plastic and pressure used to form the part itself.’
    • ‘After solidification and cooling, the metal is in a white iron state, and gates, sprues, and feeders can be easily removed from the castings by impact.’
    • ‘Medical device molding applications and other processes that involve small sprues and runners are among the target markets for the machine.’
    • ‘A rough or torn looking sprue cut on the base says you're not waiting long enough before striking off the sprue.’
    • ‘Also, when trimming the plates from the sprues, make sure you trim the flash from the bottom of the recessed tab to let the courses sit level.’
    1. 1.1A piece of metal or plastic which has solidified in a sprue, especially one joining a number of small moulded plastic items.
      • ‘Only one similar sprue has been found before in Britain, at Duston, Northamptonshire, alongside early 4th century coin moulds and discarded spoil castings.’
      • ‘Analysis of the sprue showed that it was made of exactly the same metal as the coins.’

Origin

Early 19th century: of unknown origin.

Pronunciation:

sprue

/spruː/

Main definitions of sprue in English

: sprue1sprue2

sprue2

noun

  • 1[mass noun] Disease of the small intestine causing malabsorption of food.

    1. 1.1A disease characterized by ulceration of the mouth and chronic enteritis, suffered by visitors to tropical regions from temperate countries.
      • ‘Next to tropical sprue, it is the most important cause of malabsorption syndrome in India.’
      • ‘Emaciated patients suffering from chronic sprue can also take buttermilk preferably before noon.’
      • ‘The patient was then started on tetracycline (presumably for empiric treatment of tropical sprue), which he continued for 1 year without symptomatic improvement.’
      • ‘It may contribute to malabsorption in tropical sprue.’
    2. 1.2
      another term for coeliac disease
      • ‘Extensive elimination diets such as those for celiac sprue should be supervised by a gastroenterologist.’
      • ‘But, for people with gluten intolerance, or celiac sprue, the body perceives gluten as a foreign substance and responds with a full-blown immune response.’
      • ‘For someone suffering from celiac disease, also called celiac sprue or celiac enteropathy, all forms of gluten are toxic to the digestive system.’
      • ‘Other conditions to consider include celiac sprue and lactose or fructose intolerance.’
      • ‘I have non-tropical sprue, and I find it difficult to get enough grain servings in my diet.’

Origin

Late 19th century: from Dutch spruw thrush; perhaps related to Flemish spruwen sprinkle.

Pronunciation:

sprue

/spruː/