| PRINCIPIA CYBERNETICA WEB ||-|| ©|
derived from the Greek words for "necessity" and "a
path." A term coined by D.S. Waddington who says a creod is a
"time trajectory of developmental change (arising) from the
characteristics of the closed circular causal organization of the
system of genes and cytoplasm. Creods are a type of phenomena
which occurs in many other fields also." (Waddington, 1960, p.