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ATOMIC NUMBER 53

English dictionary: Word overview

ATOMIC NUMBER 53 (noun)
  The noun ATOMIC NUMBER 53 has 1 sense:

1. a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks)

  Familiarity information: ATOMIC NUMBER 53 used as a noun is very rare.


English dictionary: Word details


ATOMIC NUMBER 53 (noun)


Sense 1atomic number 53 [BACK TO TOP]

Meaning:

A nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks)

Classified under:

Nouns denoting substances

Synonyms:

atomic number 53; I; iodin; iodine

Hypernyms ("atomic number 53" is a kind of...):

chemical element; element (any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter)

halogen (any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions)

Hyponyms (each of the following is a kind of "atomic number 53"):

iodine-131 (heavy radioactive isotope of iodine with a half-life of 8 days; used in a sodium salt to diagnose thyroid disease and to treat goiter)

iodine-125 (light radioactive isotope of iodine with a half-life of 60 days; used as a tracer in thyroid studies and as a treatment for hyperthyroidism)

Holonyms ("atomic number 53" is a substance of...):

brine; saltwater; seawater (water containing salts)


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