cryoconite holes
Of the administration of Ronald Reagan, U.S. President from 1981–1989. / A surname from Irish. / A male given name transferred from the surname, of occasional usage.
plural of cryoconite hole
plural of risktaker
(biology) Any of very many photosynthetic prokaryotic microorganisms, of phylum Cyanobacteria, once known as blue-green algae.
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