Dictionary

spacefiller en · NOUN

Etymology

From space + filler.

Meanings

1. A stamp in poor condition used to fill a space in an album until a better quality example becomes available, or if the better example is prohibitively expensive.
2. A pattern that grows quadratically by filling space with still life.
   • Other things that can be built (I see no reason why not) are a self-replicator, quadratically growing spacefiller, programmable computer/constructor, self-growing prime number sieve. 2009 December 16, Mark Jeronimus, “WireWorld Extendable 3”, in comp.theory.cell-automata (Usenet):
   • Spacefiller patterns might possibly even be within reach of current search programs; these would have much more predictable (and higher) growth rates from the start. 2008 May 31, Dave Greene, “Life: B37/S23 - A Chaotic Universe.”, in comp.theory.cell-automata (Usenet):

Forms