| NOUN | substance | auxin | a plant hormone that promotes root formation and bud growth |
|---|
| Meaning | A plant hormone that promotes root formation and bud growth. | |
|---|---|---|
| Narrower | indoleacetic acid, IAA | A plant hormone promoting elongation of stems and roots |
| indolebutyric acid | A synthetic plant hormone promoting elongation of stems and roots | |
| Broader | phytohormone, plant hormone, growth regulator | (botany) a plant product that acts like a hormone |
| Spanish | auxina, auxinas | |
| Catalan | auxina | |
| Adjectives | auxinic | relating to or containing auxins |
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