Definition of crucible in English:

crucible

Line breaks: cru|cible
Pronunciation: /ˈkruːsɪb(ə)l
 
/

noun

1A ceramic or metal container in which metals or other substances may be melted or subjected to very high temperatures: the crucible tipped and the mould filled with liquid metal
More example sentences
  • Molten magnesium does not attack iron in the same way as molten aluminum, and the metal can therefore be melted and held at temperature in crucibles fabricated from ferrous materials.
  • Platinum crucibles are used to melt high-quality optical glass and to grow crystals for computer chips and lasers.
  • Thousands of stone hammers, anvils, crucibles, metal objects, and pieces of ancient metallurgical debris were also recovered.
1.1A situation of severe trial, or in which different elements interact, leading to the creation of something new: their relationship was forged in the crucible of war
More example sentences
  • We were at Greenwich Village at the time of the wonderful crucible of creative alteration of the nation.
  • The 5th-century BCE context nevertheless was the crucible in which the ideas and approaches of many different schools of thought were clearly formulated and established in relation to one another.
  • For instance, wetlands that exist between the ocean and the land are fertile crucibles whose extraordinary biodiversity leads to natural evolutions that are crucial to the viability and ongoing evolution of the larger systems.

Origin

late Middle English: from medieval Latin crucibulum 'night lamp, crucible' (perhaps originally a lamp hanging in front of a crucifix), from Latin crux, cruc- 'cross'.

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