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Pronunciation varies by accent · noun
(mineralogy) A monoclinic-prismatic reddish brown mineral containing arsenic, cobalt, hydrogen, iron, lead, manganese, oxygen, strontium, and vanadium..
Use krettnichite when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Krettnichite means (mineralogy) A monoclinic-prismatic reddish brown mineral containing arsenic, cobalt, hydrogen, iron, lead, manganese, oxygen, strontium, and vanadium..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use krettnichite where its definition matches the intended context.
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