an obstruction that stands in the way (and must be removed or surmounted or circumvented)
something immaterial that stands in the way and must be circumvented or surmounted; "lack of imagination is an obstacle to one's advancement"; "the poverty of a district is an obstacle to good education"; "the filibuster was a major obstruction to the success of their plan"
a member of the British order of honor; ranks below a baron but above a knight; "since he was a baronet he had to be addressed as Sir Henry Jones, Bart."
impossible or difficult to perceive by the mind or senses; "an imperceptible drop in temperature"; "an imperceptible nod"; "color is unperceivable to the touch"
make known to the public information that was previously known only to a few people or that was meant to be kept a secret; "The auction house would not disclose the price at which the van Gogh had sold"; "The actress won't reveal how old she is"; "bring out the truth"; "he broke the news to her"; "unwrap the evidence in the murder case"
remove the outer cover or wrapping of; "Let's unwrap the gifts!"; "undo the parcel"
any of various small butterflies of the family Lycaenidae having coppery wings
a reddish-brown color resembling the color of polished copper
a copper penny
a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor
a steady advance; "the march of science"; "the march of time"
the act of marching; walking with regular steps (especially in a procession of some kind); "it was a long march"; "we heard the sound of marching"
a procession of people walking together; "the march went up Fifth Avenue"
the month following February and preceding April
walk fast, with regular or measured steps; walk with a stride; "He marched into the classroom and announced the exam"; "The soldiers marched across the border"
march in a procession; "They processed into the dining room"
force to march; "The Japanese marched their prisoners through Manchuria"
cause to march or go at a marching pace; "They marched the mules into the desert"
sudden expulsion of air from the lungs that clears the air passages; a common symptom of upper respiratory infection or bronchitis or pneumonia or tuberculosis
exhale abruptly, as when one has a chest cold or congestion; "The smoker coughs all day"