Drill core is an important part of geological exploration. This refers to the cylindrical piece of rock that is extracted from the earth for laboratory analysis. Sometimes, the term drill core may not be the appropriate word to use when writing. Synonyms for drill core that you could consider using are bore samples, rock cores, or geological samples. Other synonyms may include drill cuttings, drill samples, or core samples. These words can serve as a substitute for drill core and can be helpful in creating concise and clear reports. Regardless of what words you use, the essential point to remember is that drill core is vital for geologists, miners, and environmental scientists to understand the geological landscape.