Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- adj. Having a radial form, as a starfish.
Century Dictionary and Cyclopedia
- Having the form of rays; resembling a starfish; conspicuously radiate: as, the actinoid type of echinoderms.
Wiktionary
- n. inorganic chemistry actinide
- adj. Having the form of rays; radiated, as in the species of the family Actiniidae.
GNU Webster's 1913
- adj. Having the form of rays; radiated, as an actinia.
WordNet 3.0
- n. any of a series of radioactive elements with atomic numbers 89 through 103
- adj. having a radial form
Examples
“Far more entertaining would be a tie-in with Los Alamos, and the Metallurgist Chef explaining the culinary wonders of the actinoid series, and why the Oppenheimer Diet is going to be the next big thing in weight loss.”
“Linnaeus necessitated the breaking up of that class into several very distinct classes, so more careful investigation requires the breaking up of Cuvier's "Radiata" (which succeeded the "Vermes" as a sort of zoological lumber-room) into several very distinct and well-defined new classes, of which the Acalephae, Hydrostatic Acalephae, actinoid and hydroid polypes, will form one.”
“There are fifteen actinoid (rare earth) elements from which fissile isotopes can be produced; uranium and thorium are the only naturally occurring actinoids.”
“It is not to be supposed that one could occupy one's self with the animals for so long without coming to some conclusion as to their systematic place, however subsidiary to observation such considerations must always be regarded, and it seems to me (although on such matters I can of course only speak with the greatest hesitation) that just as the more minute and careful observations made upon the old "Vermes" of Linnaeus necessitated the breaking up of that class into several very distinct classes, so more careful investigation requires the breaking up of Cuvier's "Radiata" (which succeeded the "Vermes" as a sort of zoological lumber-room) into several very distinct and well-defined new classes, of which the Acalephae, Hydrostatic Acalephae, actinoid and hydroid polypes, will form one.”
Lists
These user-created lists contain the word ‘actinoid’.
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More Adjectival Arcana
List of adjectives such as everduring that do not frequent common speech and writing. A continuation of my list Adjectival Arcana, which had grown to over 7700 words and had become far too cumbersome.
transpontine, fetichistic, everduring, tachygraphic, tachygraphical, holographic, holographical, spectrobolographic, autographic, chirographal, autographal, ipsographic and 1419 more...
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Logolepsy
"Luciferous Logolepsy is a collection of over 9,000 obscure English words. Though the definition of an 'English' word might seem to be straightforward, it is not. There exist so many adopted, deriv...
Anschauung, Areopagus, Argus, Briarean, Dei gratia, Dei judicium, Deo volente, Duecento, Foehn, Geflugelte Worte, Gegenschein, Hakenkreuz and 9230 more...
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1906 Railway Cipher Code
Terms from the Standard Cipher Code of the American Railway Association, 1906. The terms were shorthand for common phrases used in telegraphic communications between station agents and Railway Asso...
abetting, abdominal, abiology, ablative, abnormal, abominate, aboveboard, abrasive, absinth, abstinent, accursed, acetate and 212 more...
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Just Random Words
absquatulate, acatalepsy, accessit, accolent, acediast, aceldema, acerose, acherontic, acronychal, acrasy, acroatic, actinoid
Tweets
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hernesheir 1906 US Railway Assn. Standard Cipher Code used in telegraphic communications to mean "The action you have taken is not approved". Jan 19, 2013