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Definition of the noun actinoid
What does actinoid mean as a name of something?
noun - plural: actinoids
- any of a series of radioactive elements with atomic numbers 89 through 103
Alternative definition of the noun actinoid
- [inorganic chemistry] actinide
Definition of the adjective actinoid
What does actinoid mean as an attribute of a noun?
- having a radial form
Alternative definition of the adjective actinoid
- Having the form of rays; radiated, as in the species of the family Actiniidae.
Printed dictionaries and other books with definitions for actinoid
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A Dictionary of Science (2017)
by Jonathan Law
actinoid. contraction. A smooth decrease in atomic or ionic radius with increasing proton number found in the *actinoids. actinoids. (actinides) A series of elements in the *periodic table, generally considered to range in atomic number from ...
A Dictionary of Chemistry (2008)
by John Daintith
actinoid. contraction. A smooth decrease in atomic or ionic radius with increasing proton number found inthe*actinoids. actinoids. (actinides). A series of elements in the *periodic table, generally considered to range in atomic numberfrom ...
The Whys and Whences of Chemical Nomenclature and Terminology by Alexander Senning
actinide (actinoid) derived from actinium and -ide actinium Ac, derived from actin( o)- and -ium – referring to this element's radioactivity actinium emanation Rn, ...
A Dictionary of Entomology (2011)
ACTINOID Adj. (Greek, aktis = ray + eidos = shape.) Ray-like; star-like. Descriptive of an organism with radial symmetry. Cf. Actiniform; Actinomorphic. Rel. Eidos; Form; Shape; Symmetry. ACTINOMERE Noun. (Greek, aktis = ray + meros = part.
by James S. Trefil
The fourteen elements following are called the actinoid series. Like the lanthanides, the actinides are classified as transition elements. They are also called group B metals, and ...
by John O. E. Clark, William Hemsley
Alternative name: actinoid. actinium Ac Radioactive element in Group IIIB of the periodic table (usually regarded as one of the actinides); it has several isotopes, with half-lives of up to 21.7 years. It results from the decay of uranium - 235. At. no ...
by Robert A. Lewis
(actinoid series). The group of radioactive elements starting with actinium and ending with element 105. All are classed as metals. Those with atomic number higher than 92 are called transuranic elements. The series includes the following ...
The rhymers' lexicon (1971)
by Andrew Loring, George Saintsbury
actinoid albuminoid ' alkaloid aneroid anthropoid asteroid avoid coralloid crystalloid deltoid dendroid devoid hyaloid metalloid negroid overjoyed ovoid pachydermatoid paraboloid petaloid ...
The Describer's Dictionary (1995)
A Treasury of Terms and Literary Quotations by David Grambs
symmetrical asymmetrical having radial symmetry actinoid, actinomorphic, actinomorphous north northern, northerly, boreal, hyperborean south southern, southerly, austral, meridional east eastern, easterly, oriental west western, westerly, ...
The Describer's Dictionary: A Treasury of Terms & Literary Quotations (Expanded Second Edition) (2014)
by David Grambs, Ellen S. Levine
ornaments floriated,floral, floreted arrangedin apattern of rosettes rosular having an ornamentally curled design scrolled curled orcoiledinward involute having starlike rays asteriated radially symmetrical actinoid having encircling parallel.
by Peter J. Gosling
Also termed: actinoid. actinium (chemistry) Ac RADIOACTIVE ELEMENT in GROUP IIIB of the PERIODIC TABLE (usually regarded as one of the ACTINIDES ); it has several isotopes, with half-lives of up to 21.7 years. It results from the DECAY ...
by S. Choudhary
actinide (actinoid) : Any element in the periodic table which has an atomic number between ...
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Video shows what actinoid means. actinide. Actinoid Meaning. How to pronounce, definition audio dictionary. How to say actinoid. Powered by MaryTTS ...
Scrabble value of A1C3T1I1N1O1I1D2
The value of this 8-letter word is 11 points. It is included in the first and second editions of the Official Scrabble Players Dictionary.
Anagrams of ACTINOID
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