winglet
C1technical, specialized
Definition
Meaning
A small wing or fin-like structure.
Primarily refers to 1) a small, vertical or angled surface at or near the wingtip of an aircraft, designed to reduce drag; 2) a little wing, as of a bird, bat, or insect; 3) a small, secondary fin on a rocket or missile.
Linguistics
Semantic Notes
In modern aviation, 'winglet' refers specifically to the aerodynamic device. The general biological sense ('small wing') is very rare and often poetic.
Dialectal Variation
British vs American Usage
Differences
The term is identical in form and technical meaning. Aviation context is dominant in both varieties.
Connotations
Highly technical/specialized in both varieties. No significant connotative difference.
Frequency
Equally low-frequency in general language, but standard within aviation engineering and enthusiast communities in both regions.
Vocabulary
Collocations
Grammar
Valency Patterns
The [Aircraft] has/had [winglets].[Winglets] are used to [Purpose].The [Design] incorporates [winglets].Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “None (technical term rarely used idiomatically).”
Usage
Context Usage
Business
Used in aviation industry reports, e.g., 'The retrofit of winglets is projected to improve fleet fuel efficiency by 4%.'
Academic
Used in aerospace engineering papers and textbooks discussing aerodynamic optimization.
Everyday
Very rare; might be used by plane spotters or in-flight magazine articles about aircraft technology.
Technical
Core term in aerodynamics and aircraft design for specific wingtip modifications.
Examples
By Part of Speech
adjective
British English
- winglet-equipped
- winglet design
American English
- winglet-equipped
- winglet design
Examples
By CEFR Level
- Some modern aeroplanes have winglets on the ends of their wings.
- The winglets help the plane use less fuel.
- The airline decided to retrofit its fleet with new blended winglets to cut operating costs.
- From the ground, you could clearly see the distinctive curved winglets on the Boeing 737.
- Advanced computational fluid dynamics was employed to optimise the winglet's cant angle for minimal induced drag.
- The patent dispute centred on the proprietary design of the scimitar-type winglet.
Learning
Memory Aids
Mnemonic
Think: 'Wing' + the diminutive '-let' (like 'booklet') = a small wing-like part.
Conceptual Metaphor
SMALL IS A MODIFICATION (The small addition improves the whole).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not confuse with 'крылышко' (a small wing for food, like chicken wings). In technical contexts, it translates as 'винглет' (loanword) or 'законцовка крыла'.
Common Mistakes
- Using 'winglet' to refer to any small wing in a non-technical context sounds unnatural.
- Confusing 'winglet' with 'flap' or 'aileron' (which are different control surfaces).
Practice
Quiz
In which field is the term 'winglet' most precisely and commonly used?
FAQ
Frequently Asked Questions
They are similar concepts, both being wingtip devices. A wingtip fence is a specific type of winglet that extends both above and below the wing, often seen on early Airbus aircraft. 'Winglet' is a broader term.
No, 'winglet' is exclusively a noun. The action would be described as 'fitting' or 'installing winglets'.
No, but they are very common on medium and long-haul aircraft due to their fuel-saving benefits. Some short-haul or older aircraft models do not have them.
Its primary purpose is to reduce vortex drag (induced drag) at the wingtips, thereby improving fuel efficiency and increasing range.