crossword
reciprocal event (sem)
a.k.a.
an event type in which one participant acts upon another participant, and the second participant acts on the first in the same way. That is, each participant is both the initiator and endpoint of transmission of force for the same type of action. Example: in Mary and Sue praised each other, Mary praises Sue and Sue praises Mary. (Section 7.2)
Function
Is Function Of
Hierarchy