bleen

adj

bleen

adj

/bliːn/

Etymology Blend of blue + green; coined by American philosopher Nelson Goodman in 1955 to illustrate concepts in the philosophy of science

1

Human sciences, Philosophy, Sciences Of an object, blue when first observed before a specified time or green when first observed after that time.

Coordinate terms
grue

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.