Library / English Dictionary

ATOMIC NUMBER 33

 I. (noun) 

Sense 1

Meaning:

A very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar

Synonyms:

arsenic; As; atomic number 33

Classified under:

Nouns denoting substances

Hypernyms ("atomic number 33" 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)

Holonyms ("atomic number 33" is a substance of...):

arsenopyrite; mispickel (a silver-white or grey ore of arsenic)

orpiment (a yellow mineral occurring in conjunction with realgar; an ore of arsenic)

realgar (a rare soft orange mineral consisting of arsenic sulphide; an important ore of arsenic)

herbicide; weed killer; weedkiller (a chemical agent that destroys plants or inhibits their growth)

insect powder; insecticide (a chemical used to kill insects)

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