echelon

A noun referring to a level or rank in an organization, profession, or society, or a formation of troops or aircraft arranged in parallel lines.

ruСуществительное, обозначающее уровень или ранг в организации, профессии или обществе, или построение войск или самолётов, расположенных параллельными линиями.esSustantivo que designa un nivel o rango dentro de una organización, profesión o sociedad, o una formación de tropas o aviones dispuestos en líneas paralelas.frNom désignant un niveau ou un grade dans une organisation, une profession ou une société, ou encore une disposition de troupes ou d'avions en lignes parallèles.deSubstantiv, das eine Stufe oder einen Rang innerhalb einer Organisation, eines Berufs oder der Gesellschaft bezeichnet, oder eine staffelartige Aufstellung von Truppen oder Flugzeugen in parallelen Linien.ptSubstantivo que designa um nível ou posição hierárquica em uma organização, profissão ou sociedade; também se refere a uma formação de tropas, aeronaves ou veículos dispostos em linhas paralelas ou escalonadas.zh名词，指组织、职业或社会中的等级或阶层；也指军队或飞机以平行线排列的梯次编队。arاسم يدل على مستوى أو مرتبة داخل تنظيم أو مهنة أو مجتمع، أو على تشكيل للقوات أو الطائرات مرتبة في خطوط متوازية.

1. Military formation C1 formal

   A body of troops, ships, or aircraft arranged in a line or in parallel lines with a regular offset.

   • The bombers flew in an echelon formation.
   • The troops advanced in echelons to provide mutual support.
   • The naval fleet was arranged in a staggered echelon.

   ruЭшелонesFormación en escalónfrÉchelon (formation militaire)deEchelonptEscalãozh梯队arتشكيل عسكري متدرج

2. Optical device C2 formal scientific

   A diffraction grating consisting of a pile of plates of equal thickness arranged stepwise with a constant offset, used to analyze light spectra.

   • The scientist used an echelon grating to study the spectral lines.
   • The echelon's stepwise arrangement allows for high-resolution diffraction.
   • This type of echelon is essential in advanced spectroscopy.

   ruЭшелонesescalón ópticofrRéseau à échelonsdeEchelonptEchelette escalonadozh阶梯光栅arمحزوز الإشلون

• echelons plural form
• echelons' possessive plural form
• echelon's possessive singular form