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A noun referring to a person authorized to act on behalf of another, or a symbol in a logical or mathematical expression that can be replaced by any member of a specified set.

ruСуществительное, обозначающее лицо, уполномоченное действовать от имени другого, или символ в логическом или математическом выражении, который может быть заменён любым элементом заданного множества.esSustantivo que designa a una persona autorizada para actuar en nombre de otra, o un símbolo en una expresión lógica o matemática que puede ser sustituido por cualquier elemento de un conjunto dado.frNom désignant une personne autorisée à agir au nom d'une autre, ou un symbole dans une expression logique ou mathématique pouvant être remplacé par n'importe quel élément d'un ensemble donné.deSubstantiv für eine Person, die berechtigt ist, im Namen eines anderen zu handeln, oder ein Zeichen in einem logischen oder mathematischen Ausdruck, das durch ein beliebiges Element einer gegebenen Menge ersetzt werden kann.ptSubstantivo que designa uma pessoa autorizada a agir em nome de outra, ou um símbolo em uma expressão lógica ou matemática que pode ser substituído por qualquer elemento de um conjunto determinado.zh名词，指代他人行事的人或机构，即代理人或代表；也指逻辑或数学表达式中可被给定集合中任意元素替换的符号，即占位符或变量。arاسم يشير إلى شخص مُفوَّض للتصرف نيابة عن غيره، أو إلى رمز في تعبير منطقي أو رياضي يمكن استبداله بأي عنصر من مجموعة معينة.

1. Person acting on behalf of another B2 formal

   An individual who is authorized to act or make decisions for someone else, often in a temporary capacity.

   • The CEO appointed a placeholder to attend the conference in her absence.
   • During the trial, a placeholder was used to represent the absent witness.
   • He served as a placeholder for the manager until a permanent replacement was found.

   ruВременный представительesPersona que actúa en nombre de otrofrPersonne agissant pour le compte d'autruideStellvertreterptRepresentante temporáriozh临时代表arممثل مؤقت

   同义词: agentalternatedeputylocum tenensproxyrepresentativestand-insubstitutesurrogateunderstudy

2. Symbol in logic or mathematics C1 formal scientific

   A symbol, such as a variable, used in a logical or mathematical expression that can be replaced by any element from a specified set.

   • In algebra, 'x' is often used as a placeholder for an unknown number.
   • The logical expression uses a placeholder to represent any possible value.
   • Mathematicians use placeholders to simplify complex equations.

   ruПеременнаяesSímbolo en lógica o matemáticasfrSymbole en logique ou mathématiquesdePlatzhalterptVariávelzh占位符arمتغير

   同义词: variable

• placeholders plural form
• placeholders' possessive plural form
• placeholder's possessive singular form