Nutrient
Nutrient , adjective
[Latin nutriens, present participle of nutrire. See Nourish.]
Nutritious; nourishing; promoting growth.
Nutrient , noun
1.
Any substance which has nutritious qualities, i. e., which nourishes or promotes growth; a nutriment.
2.
(Microbiology) A substance added to the growth medium of a microorganism to promote growth.