Communication

Swedish language: overview, history, characteristics and usage Swedish language Comprehensive introduction to Swedish: its origins, sounds, grammar, dialects, uses, and notable features for learners and linguists.

Switch (electrical and logical device) Switch Device that opens, closes, or redirects a signal or power path; includes mechanical and electronic types and the concept of logic gates used in computing.

Syllable: the basic unit of spoken sound and its role in language Syllable A syllable is a unit of spoken sound built around a vowel-like nucleus. This article explains syllable structure, common patterns, cross-linguistic differences, writing systems, an…

Symbol rate (baud): definition, history, and relation to bit rate Symbol rate Symbol rate (baud) is the count of signal events per second in digital communications. This article explains the concept, history, relation to bits and bandwidth, common modulation…

Table (information) An organized arrangement of facts or data into intersecting rows and columns, used to present, compare and analyse information across printed and digital media.

Tagalog language: overview, history, features, and contemporary use Tagalog language Tagalog is an Austronesian language of the Philippines used natively by millions and forming the core of the national language, Filipino. This article covers its origins, grammar,…

Tajik language Tajik (Tajiki) is the variety of Persian spoken in Tajikistan and surrounding areas. It is an official language with a distinct history of script change and notable Russian and Tur…

Talking: spoken language and verbal communication Talk Talking is the human use of spoken language to convey information, feelings, and social intent. It involves physiological, cognitive, and cultural elements and contrasts with writi…

Tamil language: history, features, and modern use Tamil language Tamil is a major Dravidian language with a continuous literary tradition, an independent script, and millions of speakers across South Asia and the global diaspora.

TAT-1 (Transatlantic No. 1) — the first transatlantic telephone cable TAT-1 TAT-1, inaugurated in 1956, was the first submarine transatlantic telephone cable system, linking the British Isles and North America and carrying simultaneous voice and telegraph…

Tatar language: overview, features, history and contemporary status Tatar language Tatar is a Turkic language of the Kipchak branch spoken by the Tatar people. It is co-official in Tatarstan (Russia) and exists in several regional varieties, with a long literary…

Technical writing: principles, forms, and professional practice Technical writing Clear, audience-focused communication of technical subjects and procedures. Covers goals, document types, history, methods, skills, and why technical writing matters in industry an…

Telecommunication: systems, history, and modern uses Telecommunication Telecommunication is the transmission of information over distance by electrical, optical, or radio means; this article explains its components, history, media, and common applicat…

Telecommuting (Remote Work) Telecommuting Telecommuting, or remote work, is a flexible work arrangement where employees perform duties away from a central workplace using telecommunications and internet technologies.

Telegram (electrical telegraph message) Telegram A telegram is a written message sent over electrical telegraph networks. Once essential for urgent news, commerce and personal communication, telegrams declined with telephones and…

Telegram (messaging service) Telegram (software) Telegram is a cloud-based instant messaging platform with cross-platform clients, channels, bots and large-file sharing. Official clients are open-source while server software is p…

Telegraphy: long-distance transmission of written messages Telegraphy Telegraphy is the transmission of written or symbolic messages over distance using coded signals. It arose in the 18th–19th centuries and shaped communication, transport, commerce…

Telephone (phone): overview, history, types and uses Telephone A telephone is an electronic communication device that converts and transmits voice and data across wired and wireless networks. This article explains its parts, history, system ty…

Telephone box (phone booth): design, history, and modern uses Telephone box Enclosed public kiosks that house payphones, often street furniture. Covers design, components, cultural history (including British red boxes), decline after mobile phones, and con…

Telephone card: stored‑value cards for paying telephone calls Telephone card A telephone card is a stored‑value plastic card used to pay for telephone calls from payphones or via access services. It may be disposable or rechargeable and comes in magnetic, c…

Telephone numbering plan: structure, types, history, and uses Telephone numbering plan A telephone numbering plan assigns and organizes telephone numbers for routing calls. Covers plan types (closed/open), national and international elements, administration, history,…

Telephone numbers in Afghanistan Overview of Afghanistan's telephone numbering: country code +93, two‑digit area codes, common formats, dialing rules, mobile vs landline distinctions, regulation and practical exam…

Telephone numbers in Albania Overview of Albania's telephone numbering rules, international and national dialing, number types, formatting examples, emergency numbers, and regulatory context.

Telephone numbers in Angola Overview of Angola's telephone numbering: national length, international format, structure, common uses and practical dialing examples for domestic and international calls.

Telephone numbers in Argentina Overview of Argentina's national telephone numbering: structure, area and subscriber lengths, dialing conventions for landlines and mobiles, and examples for domestic and internati…

Telephone numbers in Armenia Overview of Armenia's telephone numbering: country code +374, number structure, dialing methods for domestic and international calls, types of numbers, historical notes and practic…

Telephone numbers in Australia Overview of the Australian telephone numbering plan: prefixes, number types (geographic, mobile, freephone, premium), dialing rules (+61, 0011, 0), history and practical dialing ex…

Telephone numbers in Austria: format, prefixes, and dialing rules Telephone numbers in Austria Summary of Austria's telephone numbering: country code +43, international and trunk prefixes, variable-length area and subscriber numbers, mobile and emergency numbers, and dialing…

Telephone numbers in Azerbaijan Overview of Azerbaijan's telephone numbering: country code +994, typical area and subscriber lengths, dialing formats for domestic and international calls, history and practical no…

Telephone numbers in Bangladesh Overview of Bangladesh telephone numbering: country code +880, national dialing conventions, mobile and landline formats, how to call from abroad, and notable numbering features.

Telephone numbers in Belarus Overview of Belarus telephone numbering: country code +375, trunk and international prefixes, historical origins in the USSR plan, area and mobile codes, dialing formats and practi…

Telephone numbers in Belgium Overview of Belgium's telephone numbering: prefixes, formats, dialing rules, common number ranges, regulation and practical examples for national and international calls.

Telephone numbers in the United Kingdom Overview of the UK telephone numbering plan, formats for geographic, mobile and non‑geographic numbers, emergency services, regulation and practical calling advice.

Telephone tapping (wiretapping): methods, law, and controversies Telephone tapping Telephone tapping—also called wiretapping—is interception of telephone conversations. This article explains common methods, legal frameworks, law‑enforcement use, notable cases, ev…

Telugu: A Dravidian language of South India Telugu Overview of Telugu: its characteristics, script, historical development, literature, dialects, contemporary status, and notable distinctions among Dravidian languages.

Tencent QQ: history, features, and role in China's online ecosystem Tencent QQ Tencent QQ is a multifunctional instant messaging service launched in 1999 by Tencent. It evolved from a chat client into a broad social and entertainment platform with messaging,…

Terminology: the study and organization of terms and term systems Terminology Terminology examines specialized words and expressions, how they are formed and used, their relationships within subject fields, and how term systems support communication and know…

Text: Definition, Forms, History, and Uses Text Overview of text as recorded language: definition, structure, historical development, formats (print and digital), encoding, functions in communication, analysis, preservation, and…

Thai language Thai is the national and official Tai–Kadai language of Thailand. It is tonal, uses a unique script derived from Old Khmer, has several regional varieties, and is closely related t…

Thai script (Thai alphabet) Thai script An overview of the Thai script: origins, structure, writing conventions, tone and vowel behavior, uses, and notable features including word spacing and punctuation.

The Chosun Ilbo One of South Korea's oldest and largest daily newspapers, founded in 1920. It publishes print and digital editions and is widely noted for its national reach and conservative edito…

The finger (middle finger salute): meaning, history and cultural notes The finger An overview of the middle finger gesture—meanings, origins in antiquity, social and legal aspects, variations and how interpretation depends on context and culture.

The Scotsman — Scottish national daily newspaper The Scotsman The Scotsman is a long-established Scottish daily newspaper founded in 1817, known for reporting on Scottish politics, national affairs and culture. It publishes a compact weekday…

The Signpost (English Wikipedia community newsletter) The Signpost A volunteer-edited online newsletter reporting news, policy debates, featured content and developments on the English Wikipedia and related Wikimedia projects.

Threat: definition, forms, evolution, and social and legal significance Threat An overview of threats: their forms in animals and humans, evolutionary roots, social and legal distinctions (idle threat, true threat, throffer), and roles in security and diploma…

Tibetan language Tibetan is a Tibetic (Sino‑Tibetan) language group spoken across the Tibetan Plateau and adjacent Himalayan regions with diverse dialects, a distinct script, and a long literary an…

Tigrinya language Tigrinya is an Ethiopian Semitic language spoken mainly in Eritrea and northern Ethiopia, written in the Ge'ez (fidel) script and used in education, media and diaspora communities.

Tok Pisin: the English-based creole of Papua New Guinea Tok Pisin Tok Pisin is an English-based creole and lingua franca of Papua New Guinea and nearby islands, used in daily life, media and politics with mixed vocabulary and simplified grammar.