Pentaerythritol-tetranitrate
noun, Chemistry, Pharmacology.
1.
a white, crystalline, water-insoluble, explosive solid, C 5 H 8 N 4 O 1 2 , used chiefly as a high explosive and as a vasodilator in treating angina pectoris.
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[pen-tuh-gon, -guh n] /ˈpɛn təˌgɒn, -gən/ noun 1. a polygon having five angles and five sides. 2. the Pentagon. /ˈpɛntəˌɡɒn/ noun 1. a polygon having five sides /ˈpɛntəˌɡɒn/ noun 1. the five-sided building in Arlington, Virginia, that houses the headquarters of the US Department of Defense 2. the military leadership of the US n. plane […]
- Pentagonal-dodecahedron
noun, Crystallography. 1. .
- Pentagonese
[pen-tuh-guh-neez, -nees] /ˌpɛn tə gəˈniz, -ˈnis/ noun 1. a style of language characterized by the use of euphemisms, technical jargon, acronyms, and circumlocutions, used especially by people working in the U.S. military establishment.
- Pentagonoid
[pen-tag-uh-noid] /pɛnˈtæg əˌnɔɪd/ adjective 1. like a in shape.
- Pentagon papers
A classified study of the Vietnam War that was carried out by the Department of Defense. An official of the department, Daniel Ellsberg, gave copies of the study in 1971 to the New York Times and Washington Post. The Supreme Court upheld the right of the newspapers to publish the documents. In response, President Richard […]