Definitions
an obstruction that stands in the way (and must be removed or surmounted or circumvented)
Word origin
From Middle English obstacle, from Old French obstacle, from Latin obstāculum.
Used in a sentence
“A big obstacle to understanding the manual was that it had been poorly translated from the Japanese.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Something in the way”8 letters
Not quite right?
"Search similar patterns."
O_______