The Collaborative International Dictionary
Preambulation
Preambulation \Pre*am`bu*la"tion\, n.
A walking or going before; precedence. [R.]
A preamble. [Obs.]
--Chaucer.
Wiktionary
preambulation
n. 1 (context obsolete English) A walking or going before; precedence. 2 (context obsolete English) A preamble.