A thumb signal, usually described as a thumbs-up or thumbs-down, is a common hand gesture achieved by a closed fist held with the thumb extended upward...

The Hong Kong tropical cyclone warning signals, or informally typhoon signals, are a set of signals used to indicate the threat or effects of a tropical...

was used for military signals and on parade. These instruments spread throughout the provinces and are widely depicted in Roman art. The hydraulic pipe...

one author in 1919 chose to "hazard the theory" that the mainland signals Roman emperor Tiberius watched for from Capri were mirror flashes, but admitted...

Latin is usually: a small Roman fortlet or tower, a diminutive of castrum ('military camp'), often used as a watchtower or signal station like on Hadrian's...

Age hill fort and a later Roman signal station. The hill fort is situated slightly below and northeast of the Roman signal station, putting it in a better...

cabin. The Romans used private signals quite often. At sea off Marseilles in 49 BC, the famous Roman Decimus Brutus hoisted his private signal during the...

In animal communication, an alarm signal is an antipredator adaptation in the form of signals emitted by social animals in response to danger. Many primates...

Rome is the Roman civilisation from the founding of the Italian city of Rome in the 8th century BC to the collapse of the Western Roman Empire in the...

that this is not a main signal but a repeater. These signals are numbered with the Roman numeral, 'Sp', and the number of the signal it repeats. For example...

Signal (Korean: 시그널) is a South Korean television series written by Kim Eun-hee, directed by Kim Won-seok, and starring Lee Je-hoon, Kim Hye-soo, and Cho...

The Roman tuba (plural: tubae), or trumpet was a military signal instrument used by the ancient Roman military and in religious rituals. They would signal...

a Roman fort and several marching camps which included a signal tower. Part of the Roman Gask Ridge, it is said to be one of the most complete Roman camps...

gaps between the camps were closed by a chain of watchtowers or signal towers. In late Roman times huge inland camps were built and towns in the hinterland...

The Roman Republic (Latin: Res publica Romana [ˈreːs ˈpuːblɪka roːˈmaːna]) was the era of classical Roman civilization beginning with the overthrow of...

A (bridge) signal is a move in the card game of contract bridge in which partners defending against a contract play particular cards in a manner which...

units specializing in these tactics are usually designated as signal corps. The Roman system of military communication (cursus publicus or cursus vehicularis)...

A signal instrument is a musical instrument which is not only used for music as such, but also fit to give sound signals as a form of auditive communication...

capacity. His farewell match took place on 7 September 2018 in the Signal Iduna Park where Roman & Friends won against the BVB All Stars and Weidenfeller scored...

Roman Britain was the territory that became the Roman province of Britannia after the Roman conquest of Britain, consisting of a large part of the island...

Signalism (Serbo-Croatian: Сигнализам, Signalizam; from Latin: signum, lit. 'sign, signal') represents an international neo-avant-garde literary and art...

Byzantine Empire, also referred to as the Eastern Roman Empire, was the continuation of the Roman Empire centred in Constantinople during Late Antiquity...

planned flag salute: At a signal from the Principal the pupils, in ordered ranks, hands to the side, face the Flag. Another signal is given; every pupil gives...

Historical states Roman Kingdom 753–509 BC Roman Republic 509–44 BC Roman Empire 27 BC – AD 395 Western Roman Empire 286–476 Kingdom of Italy 476–493...

Signal.MD Inc. (Japanese: 株式会社シグナル・エムディ, Hepburn: Kabushiki-gaisha Shigunaru Emudi) is a Japanese animation studio founded in October 2014 by Production...

of the free women, spend one night in the enemy camp, and send a signal to the Romans about the most advantageous time to launch a counterattack. Although...

late 5th century AD. The precise event which signaled the transition of the Roman Republic into the Roman Empire is a matter of interpretation. Historians...

The Roman people was the body of Roman citizens (Latin: Rōmānī; Ancient Greek: Ῥωμαῖοι Rhōmaîoi) during the Roman Kingdom, the Roman Republic, and the...

decided to save his own life by letting the Romans in near the Fountains of Arethusa. On the agreed signal, during a diversionary attack, he opened the...

considered Rome's "national costume," privileged to Roman citizens but for day-to-day activities most Romans preferred more casual, practical and comfortable...