metalloid

UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ˈmɛtəˌlɔɪd/US:USA pronunciation: respellingUSA pronunciation: respelling(met′l oid′)


WordReference Random House Unabridged Dictionary of American English © 2026
met•al•loid  (met′l oid′),USA pronunciation n. 
  1. Metallurgya nonmetal that in combination with a metal forms an alloy.
  2. Metallurgy, Chemistryan element that has both metallic and nonmetallic properties, as arsenic, silicon, or boron.

adj. 
  1. Metallurgy, Chemistryof or pertaining to a metalloid.
  2. Metallurgy, Chemistryresembling both a metal and a nonmetal.
  • metall- + -oid 1825–35

Collins Concise English Dictionary © HarperCollins Publishers::
metalloid /ˈmɛtəˌlɔɪd/ n
  1. a nonmetallic element, such as arsenic or silicon, that has some of the properties of a metal
 adj also: metalloidal /ˌmɛtəˈlɔɪdəl/
  1. of or being a metalloid
  2. resembling a metal
'metalloid' also found in these entries (note: many are not synonyms or translations):
arsenic - boron - germanium - silicon - metallide - organometallic

Forum discussions with the word(s) "metalloid" in the title:


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