Pronunciation: du ̇ - ' mo ̇ r-t ē - ə - ˌ r ī t also dyu ̇ -
Function: noun
Etymology: French dumortiérite, from Eugène Dumortier † 1876 French paleontologist
Date: 1881
: a bright especially blue mineral consisting of a borosilicate of aluminum
Pronunciation: du ̇ - ' mo ̇ r-t ē - ə - ˌ r ī t also dyu ̇ -
Function: noun
Etymology: French dumortiérite, from Eugène Dumortier † 1876 French paleontologist
Date: 1881
: a bright especially blue mineral consisting of a borosilicate of aluminum
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012