engineer
noun
a person trained and skilled in the design, construction, and use of engines or machines, or in any of various branches of engineering.
have been engineering
-
present perfect progressiveof engineer.present perfect progressive
Used to describe an action that began in the past, has continued continuously, and is still in progress.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Scientists have been engineering liquid marbles for more than a decade by encasing droplets in ‘armour’ made of spherical particles.
From Nature ● Mar. 14, 2019
Of course, the supply chain has improved, and there have been engineering refinements.
From The Guardian ● Oct. 15, 2017
The fields in which the greatest scientific advances have been made, and to which we shall here briefly refer, have been engineering, agriculture, and medicine.
From The History of Education; educational practice and progress considered as a phase of the development and spread of western civilization by Ellwood Patterson Cubberley
