palaeothalamus

English

Alternative forms

• paleothalamus

Etymology

From palaeo- +‎ thalamus. Said to be older in evolutionary terms than other parts of the organ.

Noun

palaeothalamus

1. (anatomy, obsolete) The anterior and central part of the thalamus.
   • 1925, Francis Xavier Dercum, The physiology of mind:

     This is equally true of the basic feelings of hunger and fear which have their seat in the palaeothalamus, and of the reactions which these feelings entail.

Coordinate terms

• archithalamus
• neothalamus