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单词 actin
释义

actin /akˈtin/

noun

A protein found in muscle, active in muscular contraction

ORIGIN: act

actin- or actino- /ak-tin or ak-ti-no/

combining form

Denoting a ray

ORIGIN: Gr aktīs, aktīnos ray

actinal /ak-tīˈnəl or akˈti-nəl/ adjective

Belonging to the radiating bands on the body of an echinoderm where the tube-like feet are, or to the region of the mouth and tentacles in Anthozoa

actīˈnally (or /akˈ/) adverb

actinia /-tinˈ/ noun (pl actinˈiae or actinˈias)

A sea-anemone (properly, of the genus Actinia)

actinˈian noun and adjective

actinˈic adjective

Of or showing actinism (actinic glass glass that impedes actinic rays; actinic rays those rays (esp ultraviolet) that have a marked chemical action)

actinˈically adverb

acˈtinide or acˈtinoid noun

A member of the actinide series, a group of radioactive metallic elements from atomic number 89 (actinium) to 103

acˈtinism noun

The chemical action of radiant energy

actinˈium noun

A radioactive metallic element (symbol Ac; atomic no 89) found in pitchblende

actinobacillus /-bə-silˈəs/ noun (pl actinobacillˈi)

A bacillus of the genus of bacteria Actinobacillus, one of which causes actinobacillōˈsis, woody-tongue (qv)

actinˈolite noun

(Gr lithos a stone) a green amphibole

actinomˈeter noun

An instrument for measuring the heat-intensity or the actinic effect of light rays

actinomorˈphic adjective (Gr morphē form; biology)

Radially symmetrical

actinomorˈphy noun

Actinomyces /-mīˈsēz/ noun

(Gr mykēs fungus) the ray fungus, a genus of minute fungi, often pathogenic, with radiating mycelium

actinomycosis /-kōˈsis/ noun

Lumpy jaw in cattle, etc, and a chronic infection in man, caused by different species of Actinomyces

acˈtinon noun

Actinium emanation, an isotope of radon

actinotherˈapy noun

The treatment of disease by exposure to rays, esp ultraviolet rays

Actinozoˈa plural noun

A former name for the Anthozoa

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更新时间:2024/12/23 8:41:15