en- is attached to adjectives or nouns to form verbs meaning: 1  to cause (a person or thing) to be in (the place, condition, or state mentioned);  to restrict on all sides, completely:en- + circle â encircle (= to restrict on all sides within a circle).
In mathematics a divisor of an integer n {\displaystyle n} , also called a factor of n {\displaystyle n} , is an integer that can be multiplied by some other integer to produce n {\displaystyle n} .
preceptor An instructor or specialist who teaches, counsels, and serves as a role model and supports the growth and development of an initiate in a particular discipline for a limited time, with the specific purpose of socialising the novice in a new role. Preceptors fill the same role as mentors, but for a more limited time frame. preÂ·cepÂ·tor