Meaning

noun the physical condition of blocking or filling a passage with an obstruction

noun an obstruction in a pipe or tube

noun the act of blocking

originEtymology tree English block Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-tós Proto-Indo-European *-eh₂tos Proto-Italic *-ātos Latin -ātus Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icus Latin -āticus Latin -āticum Old French -agebor. Middle English -age English -age English blockage From block + -age.

Etymology from Wiktionary, CC BY-SA 3.0