Definition of eggshell in English:



  • 1The thin, hard outer layer of an egg, especially a hen's egg.

    ‘Emily was peeling off her eggshell’
    mass noun ‘pieces of eggshell are being examined to study possible contamination’
    • ‘She pointed out the lettuce and red and white onions, which had been put in earlier in the year, and explained that the broken eggshells on the soil were an attempt to stop slugs from eating her crop.’
    • ‘Calcium makes up slightly more than one-third of the average penguin eggshell.’
    • ‘Adults eat the eggshells after the chicks hatch (the eggshells are a good source of calcium).’
    • ‘The cause of eggshell thinning is likewise poorly understood.’
    • ‘It didn't kill birds directly, but it did affect their internal calcium gradients so that all eggshells were too thin and collapsed when the parents incubated them.’
    • ‘But right now, the accumulation of broken eggshells is a trifle messy!’
    • ‘She is doing a science project on the calcium content of eggshells and wishes to include the shells of wild birds in her study.’
    • ‘If the hatchlings ingest bits of eggshell or bury themselves in soil containing ice crystals, they will freeze at relatively high temperatures and survive only if subsequent temperatures do not go too low.’
    • ‘Then it is filled with refuse: eggshells and gnawed corncobs, celery tops, an orange peel, empty cartons.’
    • ‘After leaving the kitchen table strewn with cracked eggshells and dyes, Hannah didn't want to go to church.’
    • ‘More conventionally, a sharp barrier such as gravel or crushed seashells or eggshells sprinkled around plants will stop slugs and snails in their tracks.’
    • ‘Her body, covered in eggs and eggshells, tomatoes and banana skins, beer and saliva, trembles as it settles, like an engine cooling.’
    • ‘Under the theme, ‘Art from waste’, handicrafts made of discarded papers, clothes, straw, eggshells, thread and beads, were some of the exhibits that were eye-catching.’
    • ‘The team carried out meticulous studies of the birds' eggshells to show that speckled areas of shells are significantly thinner than unpigmented patches.’
    • ‘A unique addition are one-of-a-kind mosaics made of painted eggshells placed on small wooden boxes, created by Kansas artist Sherri Lindsay.’
    • ‘‘The stress translates into thinner eggshells, causing more losses because of their fragility,’ explains Robertson.’
    • ‘Each eggshell weighs 14.6 g on average and penguin eggshells contain 36% calcium.’
    • ‘The students from North Mayo used 1,869 eggshells making their costume ‘Eggcentric’, which were collected from households across the region.’
    • ‘Although pieces of eggshells were collected by Standhardt from the Late Cretaceous deposits in Big Bend, no complete eggs or nests have been found in the area.’
    • ‘The bag split when it landed and Jeffrey was covered with empty cans, sour milk, rotten apple cores, spaghetti sauce, and to top it all off, he had a banana peel and an eggshell on his head like a cherry on top of a sundae.’
    1. 1.1 Used in similes and metaphors to refer to the fragile nature of something.
      ‘the truck would crush his car like an eggshell’
  • 2as modifier (of china) of extreme thinness and delicacy.

    ‘eggshell porcelains’
    • ‘Eggshell porcelain undoubtedly dates back to the early reigns of the Ming dynasty,.’
    • ‘Frenchman Emile Galle's glass, the gorgeous Rozenberg items in eggshell porcelain and William Moorcrofts's pair of Flamminian Ware vases, like the Mucha works, provide the many highlights of the Blackwell exhibition.’
    • ‘I found rabbit bones as delicate and thin as the finest eggshell porcelain, and crunched across the beaches to pick up pebbles of orange, green and black.’
    • ‘The eggshell thinness of the excised porcelain and the transparency of the glaze impart a striking translucency when the vase is held up to the light.’
    • ‘The glassware and silver twinkled from the light in the overhead chandelier, and the porcelain coffee cups were so eggshell thin that one expected them to shatter into pieces when the hot coffee was poured into them.’
  • 3mass noun A paint that dries with a slight sheen.

    ‘the woodwork was painted in eggshell’
    as modifier ‘an eggshell finish’
    • ‘He uses an oil based eggshell paint rather than a water-based emulsion for the base coats.’
    • ‘All paints consist of binders or resins, pigments, solvents, and additives-whether it's flat, eggshell, semi-gloss, or high-gloss.’
    • ‘Surfaces painted with semi-gloss or eggshell finish paints are easier to clean than flat-finish paints.’
    • ‘If you prefer a less-glossy finish on woodwork, eggshell or satin may be used there as well.’
    • ‘Keeping the edge wet is most important for gloss and eggshell, as is smoothing off with gentle finishing strokes.’