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单词 Notar
释义

Definition of Notar in English:

Notar

(also NOTAR)
noun ˈnəʊtɑː
Aeronautics
  • Frequently attributive A trademark for a system of helicopter propulsion in which an anti-torque force is generated by the circulation of air through and around the tail boom, thus dispensing with the need for a tail rotor; a helicopter propelled by this system.

Origin

1980s; earliest use found in Business Week. Acronym from the initial letters of no tail rotor.

Definition of Notar in US English:

Notar

(also NOTAR)
nounˈnəʊtɑː
Aeronautics
  • Frequently attributive A trademark for a system of helicopter propulsion in which an anti-torque force is generated by the circulation of air through and around the tail boom, thus dispensing with the need for a tail rotor; a helicopter propelled by this system.

Origin

1980s; earliest use found in Business Week. Acronym from the initial letters of no tail rotor.

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更新时间:2025/6/19 19:37:45