Main entry: alternate
Definition: of leaves and branches etc; first on one side and then on the other in two ranks along an axis; not paired
Usage: stems with alternate leaves
Main entry: alternate, alternative, substitute
Definition: serving or used in place of another
Usage: an alternative plan
Antonyms: primary
Definition: of first rank or importance or value; direct and immediate rather than secondary
Main entry: alternate, alternating
Definition: occurring by turns; first one and then the other
Usage: alternating feelings of love and hate
Antonyms: noncyclic, noncyclical
Definition: not cyclic
Antonyms: acyclic, open-chain
Definition: having an open chain structure
Antonyms: acyclic
Definition: not cyclic; especially having parts arranged in spirals rather than whorls
Main entry: alternate
Definition: every second one of a series
Usage: the cleaning lady comes on alternate Wednesdays; jam every other day- the White Queen
Antonyms: noncyclic, noncyclical
Definition: not cyclic
Antonyms: acyclic, open-chain
Definition: having an open chain structure
Antonyms: acyclic
Definition: not cyclic; especially having parts arranged in spirals rather than whorls