Definition of pisolith in English:

pisolith

Syllabification: pis·o·lith
Pronunciation: /ˈpīsəliTH
 
/

noun

Geology
Any of the component pieces of which pisolite consists.
More example sentences
  • Bauxite, the main ore of aluminium, also consists of small nodules, called pisoliths, and is generally thought to require an extremely wet climate to form.
  • The Martian spheroids, when first observed, could have been impact spherules, concretions, ooids, accretionary lapelli, weathering pisoliths, even fossils.

Origin

late 18th century: from modern Latin pisolithus, from Greek pisos 'pea' + -lite.

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Pronunciation: dəˈmôrəˌlīz
verb
cause (someone) to lose confidence or hope; dispirit