adjective
Definition: Referring to an organism or cell that has only one set of chromosomes, which is the basic number in a series of organisms with multiple sets.
Example: The monoploid cells are essential for studying genetic variations in plants.
noun
Definition: An organism or cell that has only one set of chromosomes, which is half the number found in diploid organisms.
Example: The monoploid plant was used in the experiment to study genetic variations.