115 entries under noun topic. ×

13
genetics(form, study, treatment, science)
11
botany(form, study, treatment, science)
11
ecology(form, study, treatment, science)
10
molecular biology(expression, form, study, treatment)
10
physiology(form, study, treatment, science)
9
astrobiology(form, study, treatment, science)
9
biogeography(form, study, treatment, science)
9
cryobiology(form, study, treatment, science)
9
microbiology(form, study, treatment, science)
9
sociobiology(form, study, treatment, science)
9
zoology(form, study, treatment, science)
8
cytology(form, study, science, field)
7
embryology(form, study, treatment, science)
7
environmental science(expression, form, study, science)
7
exobiology(form, study, treatment, science)
7
genetic science(expression, form, study, science)
7
morphology(form, study, science, field)
7
radiobiology(form, study, science, field)
7
space biology(expression, form, study, science)
7
zoological science(expression, form, study, science)
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APASmart Define. (2015). biology thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/biology/thesaurus/narrower
ChicagoSmart Define. 2015. "biology thesaurus" https://smartdefine.org/biology/thesaurus/narrower (accessed September 30, 2026).
HarvardSmart Define 2015, biology thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/biology/thesaurus/narrower>.
MLASmart Define. "biology thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/biology/thesaurus/narrower>