reptile brain
noun
= reptilian brain.
Origin
1960s.
- passion day
- passion dock
- passioned
- passion flower
- passion fruit
- passioning
- Passionist
- passion-killer
- passionless
- passionlessly
- passionlessness
- Passion music
- passionometer
- Passion oratorio
- passion pit
- Passion play
- Passion Sunday
- Passiontide
- passion vine
- passion wagon
- Passion Week
- passival
- passivate
- passivation
- passivation layer