Actiniform



having a radiate form.
Historical Examples

The animals are actiniform, furnished with numerous cleft tentacula, in the centre of which is the polygonal mouth.
The Ocean World: Louis Figuier

adjective
another word for actinoid

Tagged:

Read Also:

  • Actinin

    a contractile protein of muscle.

  • Actinism

    the property of radiation by which chemical effects are produced. Historical Examples In summer, when the maturing process advances, light and heat increase, and actinism relatively declines. The Reason Why Anonymous In the autumn, when the ripening period arrives, light and actinism give way to a greater ratio of heat. The Reason Why Anonymous The […]



  • Actinium

    a radioactive silver-white metallic element that glows blue in the dark, resembling the rare earths in chemical behavior and valence. Symbol: Ac; atomic number: 89; atomic weight: 227. Historical Examples Other radio-active substances have each several derivatives: actinium has nine, uranium has four. Inventors at Work George Iles actinium, an element or elementary substance obtained […]

  • Actinium emanation

    . a chemically inert, gaseous, short-lived isotope of radon that is a member of the . Symbol: An; atomic number: 86; atomic weight: 219. Historical Examples These are generally known as radium emanation, thorium emanation, and actinium emanation. A Brief Account of Radio-activity Francis Preston Venable noun a radioisotope of radon that is a decay […]



Disclaimer: Actiniform definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.