Definition of Permo–Carboniferous in English:

Permo–Carboniferous

Syllabification: Per·mo–Car·bon·if·er·ous
Pronunciation: /ˌpərmō ˌkärbəˈnifərəs
 
/

adjective

Geology
Of, relating to, or linking the Permian and Carboniferous periods or rock systems together.

Definition of Permo–Carboniferous in:

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Word of the day demoralize
Pronunciation: dəˈmôrəˌlīz
verb
cause (someone) to lose confidence or hope; dispirit