| Answer | Crossword Clue |
|---|---|
| SONAR | Porpoises are said to use this |
| reductionism | The practice of analyzing and describing a complex phenomenon, esp. a mental, social, or biological phenomenon, in terms of phenomena that are held to represent a simpler or more fundamental level, esp. when this is said to provide a sufficient explanation |
| EARNEST | Serious words are said in this |
