Mach Meaning in English

word

US

mahk

UK

mak

Definition

Mach is a scientific unit that compares the speed of an object to the speed of sound in air. For example, 'Mach 2' means twice the speed of sound.

Usage & Nuances

Used mainly in scientific, engineering, and aviation contexts. Always written with a capital 'M' ('Mach 1'). Not to be confused with 'match.' Often followed by a number: 'Mach 3,' etc. Informal speech rarely uses this term outside technical settings.

• Spanish: mach (medida de velocidad) - velocidad supersónica
• Portuguese (BR): mach (unidade de velocidade) - velocidade supersônica
• Portuguese (PT): mach (unidade de velocidade) - velocidade supersónica
• Chinese (Simplified): 马赫 (音速单位)
• Chinese (Traditional): 馬赫 (音速單位)
• Hindi: माख (गति की इकाई)
• Arabic: ماخ (وحدة سرعة الصوت)
• Bengali: মাখ
• Russian: Мах
• Japanese: マッハ
• Vietnamese: Mach
• Korean: 마하
• Turkish: Mach
• Urdu: ماخ
• Indonesian: Mach

Example Sentences

The jet flew at Mach 2.

basic

Supersonic planes can reach Mach speeds.

basic

Mach 1 is the speed of sound.

basic

The Concorde used to travel faster than Mach 2.

natural

Breaking the Mach barrier was a huge milestone in aviation.

natural

Most commercial airliners can't even get close to Mach 1.

natural