Table of Contents
Antonyms
Synonyms
2. drilling
noun. ['ˈdrɪlɪŋ'] the act of drilling a hole in the earth in the hope of producing petroleum.
Antonyms
Synonyms
Etymology
- drilling (English)
- -ing (English)
- -ing (Middle English (1100-1500))
- drill (English)
- drillen (Middle Dutch (ca. 1050-1350))