Barrier is the threshold for an option feature to become active or inactive depending on the specifications. It also refers to a variety of option which has a barrier feature.
Barry Goldsmith
| APA | Barry Goldsmith. (2010). barrier. Retrieved September 21, 2026, from http://smartdefine.org/barrier/definitions/1148411 |
| Chicago | Barry Goldsmith. 2010. "barrier" http://smartdefine.org/barrier/definitions/1148411 (accessed September 21, 2026). |
| Harvard | Barry Goldsmith 2010, barrier, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/barrier/definitions/1148411>. |
| MLA | Barry Goldsmith. "barrier" 21 October 2010. Web. 21 September 2026. <http://smartdefine.org/barrier/definitions/1148411> |