I. noun
: a sequence of organisms in an ecological community each of which uses the next usually lower member of the sequence as a food source, plants being the ultimate basis of the sequence
II. noun
: a hierarchical order within a series
I. noun
: a sequence of organisms in an ecological community each of which uses the next usually lower member of the sequence as a food source, plants being the ultimate basis of the sequence
II. noun
: a hierarchical order within a series
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012