obstacle : KMLE 의학 검색 엔진 - 의학사전, 의학용어, 의학약어, 의학논문, 약품/의약품 검색

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obstacle	That which stands in the way, or opposes; anything that hinders progress; a hindrance; an obstruction, physical or moral. "If all obstacles were cut away. And that my path were even to the crown." (Shak) Synonym: Impediment, obstuction, hindrance, difficulty. See Impediment, and Obstruction. Origin: F, fr. L. Obstaculum, fr. Obstare to withstand, oppose; ob (see Ob-) + stare to stand. See Stand. And cf. Oust. Source: Websters Dictionary (01 Mar 1998)
obstacle sense	The ability, often found in the blind, to avoid objects without visual warning. (05 Mar 2000)

obstacle

That which stands in the way, or opposes; anything that hinders progress; a hindrance; an obstruction, physical or moral. "If all obstacles were cut away. And that my path were even to the crown." (Shak)
Synonym: Impediment, obstuction, hindrance, difficulty. See Impediment, and Obstruction.
Origin: F, fr. L. Obstaculum, fr. Obstare to withstand, oppose; ob (see Ob-) + stare to stand. See Stand. And cf. Oust.
Source: Websters Dictionary
(01 Mar 1998)

obstacle sense

The ability, often found in the blind, to avoid objects without visual warning.
(05 Mar 2000)