while

A subordinating conjunction with two primary functions: (1) introducing a temporal clause indicating that two actions or states occur simultaneously or overlap in duration, and (2) introducing a concessive or contrastive clause expressing opposition, qualification, or unexpected juxtaposition between two propositions. In its temporal sense, 'while' emphasizes concurrent duration rather than a specific point in time, often pairing with continuous or progressive verb forms. In its contrastive sense, it functions similarly to 'although', 'whereas', or 'even though', but with a softer, more nuanced rhetorical tone that acknowledges coexistence rather than outright contradiction. 'While' is universally used across all English dialects and registers, though its contrastive usage is more prevalent in formal, academic, and literary contexts. Punctuation typically requires a comma when the 'while'-clause precedes the main clause, and stylistic preference often dictates a comma before contrastive 'while' even when it follows the main clause.

ruПодчинительный союз, выражающий одновременность действий или противопоставление; эквивалентен «в то время как», «пока», «хотя», «тогда как»esConjunción subordinante que expresa simultaneidad de acciones o contraposición; equivale a «mientras», «mientras que», «aunque», «en tanto que» o «al tiempo que».frConjonction de subordination exprimant la simultanéité de deux actions ou une opposition ; équivaut à « pendant que », « tant que », « alors que », « bien que ».deUnterordnende Konjunktion, die Gleichzeitigkeit von Handlungen ausdrückt oder einen Gegensatz kennzeichnet; entspricht „während“, „solange“, „obwohl“, „wohingegen“.ptConjunção subordinativa que expressa simultaneidade de ações ou contraste; equivale a «enquanto», «ao passo que», «embora», «apesar de que».zh从属连词，表示两个动作同时发生，或表示对比、让步（相当于「虽然」「尽管」）。arحرف ربط يربط بين جملتين، ويفيد المصاحبة الزمنية (في الوقت الذي)، أو الاستدراك والمقابلة (بينما، في حين أن)، أو السبب أو الشرط أحيانًا.

1. Introducing simultaneous or overlapping temporal actions A2 informal

   Used to introduce a subordinate clause indicating that the action or state described occurs concurrently with, or during the same time period as, the action in the main clause. This temporal function emphasizes duration and parallelism rather than a specific moment, making 'while' particularly compatible with continuous, progressive, or habitual verb forms. The conjunction establishes a relationship of temporal coordination where both events unfold in parallel, one event occurs within the timeframe of another, or two states coexist over an extended period. This usage is fundamental to narrative sequencing, descriptive exposition, and instructional discourse, and is acquired early in language learning due to its high frequency and pragmatic utility.

   • She listened to audiobooks while she commuted to work every morning.
   • While the software was installing, he prepared the configuration settings.
   • The children played quietly in the garden while their parents worked indoors.
   • He reviewed the contract terms while waiting for the legal team to arrive.
   • While temperatures rise during the day, they drop significantly after sunset in desert climates.

   ruВведение одновременных или перекрывающихся временных действийesmientrasfrPendant quedeGleichzeitige oder überlappende HandlungenptIntrodução de ações temporais simultâneas ou sobrepostaszh表示同时或重叠的时间动作arتقديم أفعال زمنية متزامنة أو متداخلة

2. Expressing contrast, concession, or qualified opposition B2 formal

   Used to introduce a clause that presents a fact, opinion, or situation that contrasts with, qualifies, or concedes to the statement in the main clause. In this concessive function, 'while' is semantically equivalent to 'although', 'whereas', or 'even though', but carries a more nuanced, diplomatic, or balanced rhetorical tone that acknowledges the validity of both propositions rather than framing them as mutually exclusive. This usage is particularly prevalent in academic writing, analytical discourse, persuasive argumentation, and formal reporting, where it serves to present multiple perspectives, acknowledge counterarguments, or highlight complexity without resorting to absolute dichotomies. Punctuation often includes a comma before 'while' in this function, even when the clause follows the main statement, to signal the shift in logical relationship.

   • While the study demonstrates a strong correlation, it does not establish definitive causation.
   • The proposal offers innovative solutions, while its implementation timeline remains unrealistically optimistic.
   • While remote work increases flexibility for employees, it can also blur boundaries between professional and personal life.
   • She supported the overall direction of the policy, while expressing reservations about specific enforcement mechanisms.
   • While renewable energy sources are becoming more cost-competitive, fossil fuels still dominate global energy infrastructure.

   ruВыражение противопоставления, уступки или ограниченного возраженияesmientras que (concesivo/contraste)frwhile concessif/contrastifdeAusdruck von Gegensatz, Einräumung oder eingeschränktem WiderspruchptExpressão de contraste, concessão ou oposição qualificadazh表示对比、让步或有限反对arالتعبير عن المقابلة أو الاستدراك أو المخالفة المقيَّدة

3. Indicating conditional duration or temporal scope for an action B1 informal technical

   Used to introduce a clause that defines the temporal boundary, duration, or condition under which the action in the main clause remains valid, applicable, or possible. In this functional extension, 'while' conveys the meaning of 'as long as', 'during the time that', or 'provided that', emphasizing that the main clause action is contingent upon or limited to the timeframe specified in the subordinate clause. This usage is common in instructional, procedural, legal, and advisory contexts where temporal conditions govern permissions, obligations, or possibilities. The conjunction retains its temporal structure but acquires a conditional or limiting pragmatic force through contextual interpretation.

   • You may access the shared drive while your account remains active and in good standing.
   • The discount applies while supplies last and cannot be combined with other promotions.
   • While the trial period is ongoing, users have full access to premium features.
   • Please keep the device plugged in while the firmware update is in progress.
   • The temporary credential grants system access while the permanent authorization is being processed.

   ruУказание условной продолжительности или временного охвата действияesMientras (con valor condicional)frtant quedeAngabe einer bedingten Dauer oder eines zeitlichen Geltungsbereichs einer HandlungptIndicação de duração condicional ou alcance temporal da açãozh表示条件性持续时间或时间范围arبيان المدة الشرطية أو النطاق الزمني للفعل

A noun referring to a period of time, typically of short or indeterminate length, marked by a particular action or condition.

ruСуществительное, обозначающее промежуток времени, обычно короткой или неопределённой длины, отмеченный определённым действием или состоянием.esSustantivo que designa un intervalo de tiempo, generalmente corto o de duración indefinida, marcado por una acción o estado particular.frNom désignant un intervalle de temps, généralement court ou de durée indéterminée, marqué par une action ou un état particulier.deSubstantiv, das einen Zeitraum von meist kurzer oder unbestimmter Dauer bezeichnet, der durch eine bestimmte Handlung oder einen bestimmten Zustand gekennzeichnet ist.ptSubstantivo que designa um período de tempo, geralmente curto ou de duração indefinida, marcado por uma ação ou estado específico.zh名词，指一段时间，通常较短或长度不定，以某个动作或状态为标志。也可指两个事件之间的一段时间。arاسم يدل على فترة زمنية، غالبًا قصيرة أو غير محددة، تتميز بحدوث فعل أو حالة معينة.

1. A period of time A2 formal

   A period of time, especially a short one, during which something happens or is done.

   • I waited for a while, but she never showed up.
   • Let's sit down and rest for a while.
   • It took a while for the computer to start up.

   ruПромежуток времениesratofrun momentdeZeitspanneptPeríodo de tempozh一段时间arفترة زمنية

   Synonyme: bitdurationintervalperiodspanspellstintstretchtime

• whiles plural form
• whiles' possessive plural form
• while's possessive singular form