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| plants with the vascular tissues xylem and phloem for transporting water and nutrients |
| variation in an organism's life cycle of dissimilar reproductive forms |
| equinoctial (ˌiːkwɪˈnɒkʃəl) | |
| —adj | |
| 1. | relating to or occurring at either or both equinoxes |
| 2. | (of a plant) having flowers that open and close at specific regular times |
| 3. | astronomy of or relating to the celestial equator |
| —n | |
| 4. | a storm or gale at or near an equinox |
| 5. | another name for celestial equator |
| [C14: from Latin aequinoctiālis concerning the | |
| equinoctial (ē'kwə-nŏk'shəl, ěk'wə-) Pronunciation Key
Adjective
Noun See celestial equator. |