Key: "S:" = Show Synset (semantic) relations, "W:" = Show Word (lexical) relations
Display options for sense: (gloss) "an example sentence"
Noun
S: (n) operation (the state of being in effect or being operative) "that rule is no longer in operation"
S: (n) operation (a business especially one run on a large scale) "a large-scale farming operation"; "a multinational operation"; "they paid taxes on every stage of the operation"; "they had to consolidate their operations"
S: (n) operation (a planned activity involving many people performing various actions) "they organized a rescue operation"; "the biggest police operation in French history"; "running a restaurant is quite an operation"; "consolidate the companies various operations"
S: (n) operation ((computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction)) "it can perform millions of operations per second"
S: (n) operation, military operation (activity by a military or naval force (as a maneuver or campaign)) "it was a joint operation of the navy and air force"
S: (n) combined operation (a military operation carried out cooperatively by two or more allied nations or a military operation carried out by coordination of sea, land, and air forces)
S: (n) campaign, military campaign (several related operations aimed at achieving a particular goal (usually within geographical and temporal constraints))
S: (n) Crusade (any of the more or less continuous military expeditions in the 11th to 13th centuries when Christian powers of Europe tried to recapture the Holy Land from the Muslims)
S: (n) Dardanelles, Dardanelles campaign (the unsuccessful campaign in World War I (1915) by the English and French to open a passage for aid to Russia; defeated by the Turks)
S: (n) Okinawa, Okinawa campaign (a campaign in the closing days of World War II in the Pacific (April to June 1945); in savage close-quarter fighting United States marines and regular army troops took the island from the Japanese; considered the greatest victory of the Pacific campaign for the Americans)
S: (n) Petersburg, Petersburg Campaign (the final campaign of the American Civil War (1864-65); Union forces under Grant besieged and finally defeated Confederate forces under Lee)
S: (n) Wilderness Campaign (American Civil War; a series of indecisive battles in Grant's campaign (1864) against Lee in which both armies suffered terrible losses)
S: (n) naval campaign (an operation conducted primarily by naval forces in order to gain or extend or maintain control of the sea)
S: (n) mission, military mission (an operation that is assigned by a higher headquarters) "the planes were on a bombing mission"
S: (n) search and destroy mission (an operation developed for United States troops in Vietnam; troops would move through a designated area destroying troops as they found them)
S: (n) direct support (a mission requiring one force to support another specific force and authorizing it to answer directly the supported force's request for assistance)
S: (n) support, reinforcement, reenforcement (a military operation (often involving new supplies of men and materiel) to strengthen a military force or aid in the performance of its mission) "they called for artillery support"
S: (n) close support (close-in firing by one unit against an enemy engaged by another unit)
S: (n) charge (an impetuous rush toward someone or something) "the wrestler's charge carried him past his adversary"; "the battle began with a cavalry charge"
S: (n) banzai attack, banzai charge (a mass attack of troops without concern for casualties; originated by Japanese who accompanied it with yells of `banzai')
S: (n) infiltration (a process in which individuals (or small groups) penetrate an area (especially the military penetration of enemy positions without detection))
S: (n) blitz, blitzkrieg (a swift and violent military offensive with intensive aerial bombardment)
S: (n) strike (an attack that is intended to seize or inflict damage on or destroy an objective) "the strike was scheduled to begin at dawn"
S: (n) first strike (the initial use of nuclear weapons to attack a country that also has nuclear weapons; considered feasible only when the attacker can destroy the other country's ability to retaliate) "the Pakistani president promised no first strike against India"
S: (n) surgical strike (an attack (usually without prior warning) intended to deal only with a specific target)
S: (n) counterattack, countermove (an attack by a defending force against an attacking enemy force in order to regain lost ground or cut off enemy advance units etc.)
S: (n) riposte ((fencing) a counterattack made immediately after successfully parrying the opponents lunge)
S: (n) bombing run (that part of the flight that begins with the approach to the target; includes target acquisition and ends with the release of the bombs)
S: (n) dive-bombing (a bombing run in which the bomber releases the bomb while flying straight toward the target)
S: (n) loft bombing, toss bombing (a bombing run in which the bomber approaches the target at a low altitude and pulls up just before releasing the bomb)
S: (n) over-the-shoulder bombing (a special case of loft bombing in which the bomb is released past the vertical so it is tossed back to the target)
S: (n) fire, firing (the act of firing weapons or artillery at an enemy) "hold your fire until you can see the whites of their eyes"; "they retreated in the face of withering enemy fire"
S: (n) barrage, barrage fire, battery, bombardment, shelling (the heavy fire of artillery to saturate an area rather than hit a specific target) "they laid down a barrage in front of the advancing troops"; "the shelling went on for hours without pausing"
S: (n) broadside (the simultaneous firing of all the armament on one side of a warship)
S: (n) fusillade, salvo, volley, burst (rapid simultaneous discharge of firearms) "our fusillade from the left flank caught them by surprise"
S: (n) call fire (fire delivered on a specific target in response to a request from the supported unit)
S: (n) cover, covering fire (fire that makes it difficult for the enemy to fire on your own individuals or formations) "artillery provided covering fire for the withdrawal"
S: (n) concentrated fire, massed fire (fire from two or more weapons directed at a single target or area (as fire by batteries of two or more warships))
S: (n) counterfire (fire intended to neutralize or destroy enemy weapons)
S: (n) neutralization fire (fire that is delivered in order to render the target ineffective or unusable)
S: (n) observed fire (fire for which the point of impact (the burst) can be seen by an observer; fire can be adjusted on the basis of the observations)
S: (n) searching fire (fire distributed in depth by successive changes in the elevation of the gun)
S: (n) supporting fire (fire delivered by supporting units to protect or assist a unit in combat)
S: (n) close supporting fire (fire on enemy troops or weapons or positions that are near the supported unit and are the most immediate and serious threat to it)
S: (n) deep supporting fire (fire on objectives not in the immediate vicinity of your forces but with the objective of destroying enemy reserves and weapons and interfering with the enemy command and supply and communications)
S: (n) direct supporting fire (fire delivered in support of part of a force (as opposed to general supporting fire delivered in support of the force as a whole))
S: (n) suppressive fire (fire on or about a weapon system to degrade its performance below what is needed to fulfill its mission objectives)
S: (n) unobserved fire (fire for which the point of impact (the bursts) cannot be observed)
S: (n) zone fire (artillery or mortar fire delivered in a constant direction at several quadrant elevations)
S: (n) strafe (an attack of machine-gun fire or cannon fire from a low flying airplane) "the next morning they carried out a strafe of enemy airfields"
S: (n) terrorist attack (a surprise attack involving the deliberate use of violence against civilians in the hope of attaining political or religious aims)
S: (n) counteroffensive (a large scale offensive (more than a counterattack) undertaken by a defending force to seize the initiative from an attacking force)
S: (n) dirty war (an offensive conducted by secret police or the military of a regime against revolutionary and terrorist insurgents and marked by the use of kidnapping and torture and murder with civilians often being the victims) "thousands of people disappeared and were killed during Argentina's dirty war in the late 1970s"
S: (n) amphibious demonstration (an amphibious operation conducted for the purpose of deceiving the enemy and leading him into a course of action unfavorable to him)
S: (n) amphibious assault (an amphibious operation attacking a land base that is carried out by troops that are landed by naval ships)
S: (n) Dunkirk, Dunkerque (an amphibious evacuation in World War II (1940) when 330,000 Allied troops had to be evacuated from the beaches in northern France in a desperate retreat under enemy fire)
S: (n) espionage (the systematic use of spies to get military or political secrets)
S: (n) current intelligence (intelligence of all types and forms of immediate interest; usually disseminated without delays for evaluation or interpretation)
S: (n) strategic intelligence (intelligence that is required for forming policy and military plans at national and international levels)
S: (n) signals intelligence, SIGINT (intelligence information gathered from communications intelligence or electronics intelligence or telemetry intelligence)
S: (n) electronics intelligence, ELINT (intelligence derived from electromagnetic radiations from foreign sources (other than radioactive sources))
S: (n) reconnaissance, reconnaissance mission (the act of reconnoitring (especially to gain information about an enemy or potential enemy)) "an exchange of fire occurred on a reconnaissance mission"
S: (n) air reconnaissance (reconnaissance either by visual observation from the air or through the use of airborne sensors)
S: (n) reconnaissance by fire (a method of reconnaissance in which fire is placed on a suspected enemy position in order to cause the enemy to disclose his presence by moving or returning fire)
S: (n) reconnaissance in force (an offensive operation designed to discover or test the enemy's strength (or to obtain other information))
S: (n) shufti (a quick look around (originally military slang)) "take a shufti while you're out there"
S: (n) electronic reconnaissance (the detection and identification and evaluation and location of foreign electromagnetic radiations (other than radioactive))
S: (n) counterintelligence (intelligence activities concerned with identifying and counteracting the threat to security posed by hostile intelligence organizations or by individuals engaged in espionage or sabotage or subversion or terrorism)
S: (n) security intelligence (intelligence on the identity and capability and intentions of hostile individuals or organizations that may be engaged in espionage or sabotage or subversion or terrorism)
S: (n) civil censorship (military censorship of civilian communications (correspondence or printed matter of films) entering or leaving of circulating within territories controlled by armed forces)
S: (n) field press censorship (security review of news (including all information or material intended for dissemination to the public) subject to the jurisdiction of the armed forces)
S: (n) prisoner of war censorship (military censorship of communication to and from prisoners of war and civilian internees held by the armed forces)
S: (n) primary censorship (armed forces censorship performed by personnel of a military unit on the personal communications of persons assigned to that unit)
S: (n) secondary censorship (armed forces censorship of the personal communications of officers or civilian employees or enlisted personnel not subject to primary censorship)
S: (n) national censorship (censorship under civil authority of communications entering or leaving or crossing the borders of the United States or its territories or possessions)
S: (n) psychological operation, psyop (military actions designed to influence the perceptions and attitudes of individuals, groups, and foreign governments)
S: (n) covert operation (an intelligence operation so planned as to permit plausible denial by the sponsor)
S: (n) black operation (a covert operation not attributable to the organization carrying it out)
S: (n) operation, surgery, surgical operation, surgical procedure, surgical process (a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body) "they will schedule the operation as soon as an operating room is available"; "he died while undergoing surgery"
S: (n) operation, procedure (a process or series of acts especially of a practical or mechanical nature involved in a particular form of work) "the operations in building a house"; "certain machine tool operations"
S: (n) operation, functioning, performance (process or manner of functioning or operating) "the power of its engine determines its operation"; "the plane's operation in high winds"; "they compared the cooking performance of each oven"; "the jet's performance conformed to high standards"
S: (n) mathematical process, mathematical operation, operation ((mathematics) calculation by mathematical methods) "the problems at the end of the chapter demonstrated the mathematical processes involved in the derivation"; "they were learning the basic operations of arithmetic"
S: (n) operation (the activity of operating something (a machine or business etc.)) "her smooth operation of the vehicle gave us a surprisingly comfortable ride"