Category: Lists of three-character combinations A ship prefix is a combination of letters, usually abbreviations, used in front of the name of a civilian or naval ship. ... Flag of the Polish Navy Polish Navy Ensign The Polish Navy (Marynarka Wojenna RP, MW RP) is the branch of Polands armed forces responsible for naval operations. ... Redox reactions include all chemical processes in which atoms have their oxidation number (oxidation state) changed. ... Chemistry (derived from alchemy) is the science of matter at or near the atomic scale. ... A French Army combat ration, with two meals, energy bars, a white flag, and an easy-to-set up stove. ... The armed forces of the United Kingdom are known as the British Armed Forces or Her Majestys Armed Forces, officially the Armed Forces of the Crown. ...   Computer science is the study of the theoretical foundations of information and computation and their implementation and application in computer systems. ... It has been suggested that Apocopation be merged into this article or section. ... Acronyms and initialisms are abbreviations, such as NATO, laser, and LED, written as the initial letter or letters of words, and pronounced on the basis of this abbreviated written form. ... Acronyms and initialisms are abbreviations, such as NATO, laser, and LED, written as the initial letter or letters of words, and pronounced on the basis of this abbreviated written form. ... Most three-letter English words are only one syllable long; however, there are certain exceptions such as emu and era. ...