| thoracotomy | <procedure, surgery> A surgical procedure where an incision is made opening the chest cavity. (27 Sep 1997) |
|---|---|
| exploratory | Relating to, or with a view to, exploration. (05 Mar 2000) |
| exploratory behaviour | The tendency to explore or investigate a novel environment. It is considered a motivation not clearly distinguishable from curiosity. (12 Dec 1998) |
| exploratory drive | The drive typical of toddlers and some animals to investigate the unfamiliar or unknown. (05 Mar 2000) |