| animal(biology, zoology, sience) | |
| life(nature, feature, detail, world) | |
| plant-based | |
| begotten | |
| altruism(good, kind, caring, emphatic, selfless) | |
| extinct species(science, learning, mastery, proficiency) | |
| natural | |
| natural ecosystem(nature, feature, detail, ecology, world) | |
| natural environment(nature, feature, environment, ecology) | |
| natural phenomena(feature, state, characteristic, detail, phenomenon) | |
| organic(adjective, natural, vital, live, living) | |
| abuse | |
| actual | |
| ambient | |
| arrest | |
| ban | |
| bar | |
| battle | |
| bio | |
| biodegradable |
For more, visit
Biological on
Power Thesaurus
| APA | Smart Define. (2015). biological thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/biological/thesaurus/related |
| Chicago | Smart Define. 2015. "biological thesaurus" https://smartdefine.org/biological/thesaurus/related (accessed September 26, 2026). |
| Harvard | Smart Define 2015, biological thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/biological/thesaurus/related>. |
| MLA | Smart Define. "biological thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/biological/thesaurus/related> |