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Skillful use of the hands in moving body parts, as reducing a dislocation, or changing the position of a fetus.
(science and technology)
Use of the hands in the performance of a task.



(1) A movement of the hand or of both hands related to the performance of certain processes (for example, the handling of some mechanism); a complex procedure in hand labor requiring great precision.

(2) A clever swindle, a contrivance, a juggle with facts for the sake of achieving an unseemly goal; the same as a machination.

References in periodicals archive ?
The use of hormonal manipulation in the treatment of prostate cancer was first evaluated by Huggins et al[13] over 50 years ago.
Use of sumamin in treatment of prostatic carcinoma refractory to conventional hormonal manipulation. Urol Clin North Am 1991; 18:123-9.
In other species, These hormonal manipulations are used only as a management tool to enhance the efficiency of egg production, Increase spermiation and facilitate hatchery operations.
Several studies have shown that liver cancer formation induced by chemicals in animals can be affected greatly by various hormonal manipulations, such as hypophysectomy and castration, demonstrating the importance of hormones in the carcinogenic process (14,17,19-21).
But the fact that certain traits apparently can be enhanced only at the expense of others probably makes such hormonal manipulations inadvisable for anything other than medical reasons, she suggests.