Anatomical correctness
Anatomical correctness was a term that described an inanimate object or artificial lifeform that fully conformed to the anatomy of the biological lifeform it was designed to resemble. The term was commonly used as a euphemism for the presence of genitalia.  

In 2370, Juliana Tainer recalled how some of the colonists on Omicron Theta were disturbed by Data, who was anatomically correct, running around naked. After she and Noonian Soong failed to convince Data to wear clothing, they wrote the modesty subroutine into his programming to compel him to stay dressed. ()

Commenting on Narek's intimate relationship with Soji Asha, an android, Narissa remarked that she must be anatomically correct. ()

Anatomy