attrib.
1
- Anatomy in or relating to the foremost part of the frontal lobe of the brain【剖】额叶前部的; 前额的：
the prefrontal cortex.
额叶前皮层。
2
- Zoology relating to or denoting a bone in front of the eye socket in some lower vertebrates (equivalent to part of the human ethmoid bone)【动】（低等脊椎动物）前额骨的（类似于人的筛骨）。
- Zoology a prefrontal bone【动】前额骨。