Pronunciation: /ækˈtɪni/
noun a plural form of the word actinium, a radioactive element
A1 Actini is a type of sea creature that looks like a flower.
A2 I learned about actini during my visit to the aquarium.
B1 The actini's tentacles help it catch its prey.
B2 Scientists study the behavior of actini to understand more about marine life.
C1 The actini's ability to regenerate its body parts is a fascinating subject for research.
C2 The intricate ecosystem of actini and other sea creatures is a marvel of nature.
adjective relating to actinium or its compounds
A1 The actinic rays of the sun can cause sunburn.
A2 She wore a hat to protect herself from the actinic light.
B1 The actinic properties of the chemical make it suitable for photography.
B2 The actinic reaction of the substance was carefully monitored in the lab.
C1 The actinic radiation emitted by the device posed a potential health risk.
C2 His research focused on the actinic effects of different light sources on plant growth.
formal The actini- proteins play a crucial role in cell signaling pathways.
informal I heard that actini- is important for cell communication.
slang Yo, did you know actini- helps cells talk to each other?
figurative Just like how actini- proteins connect cells, friendships connect people.
actinied
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actining
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