You searched for: “alternation
1. Successive change from one thing or state to another and back again.
2. The act or process of alternating or the state of being alternated.
3. Alternate succession; repeated rotation: the alternation of the seasons.
4. In electricity, a single fluctuation in the absolute value of an alternating current or voltage from zero to a maximum and back to zero, being equal to one half cycle.
5. In linguistics, a variation in the form of a linguistic unit as it occurs in different environments or under different conditions.
A unit related to: “alternation
(Latin: substitute; change, alternation)
Word Entries at Get Words containing the term: “alternation
alternation of generations
Succession of sexually and asexually formed groups of offspring belinging to a given species of organisms; such as, microspheric and megalospheric foraminifers, polyps, and medusa stages of some coelenterates (invertebrate lacking a backbone or spinal column), etc.

Coelenterates are radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures; they occur in polyp and medusa forms.

This entry is located in the following unit: Geology or Related Geological Terms + (page 2)