Definition of actinomorphic
: being radially symmetrical and capable of division by any longitudinal plane into essentially symmetrical halves <an actinomorphic tulip flower>
actinomorphyplay \ˈak-tə-nō-ˌmȯr-fē, ak-ˈti-nō-\ noun
Origin and Etymology of actinomorphic
International Scientific Vocabulary
First Known Use: 1881
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