Today's Word of the Day means...
competition com·pe·ti·tion (kŏm'pĭ-tĭsh'ən)
The process by which the activity or presence of one substance interferes with or suppresses the activity of another substance with similar affinities, as of antigens.
The simultaneous demand by two or more organisms for limited environmental resources.
in ecology, utilization of the same resources by organisms of the same or of different species living together in a community, when the resources are not sufficient to fill the needs of all the organisms