A collection of laboratory tests performed on a single sample.(noun)
Third-person singular simple present indicative form of accession.(verb)
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Use "accessions" in a sentence
"THE ENGLISH LANGUAGE is derived chiefly from the Saxon, Danish, Celtic, and Gothic; but in the progressive stages of its refinement, it has been greatly enriched by accessions from the Greek, Latin, French, Spanish,"
"Highlands, with accessions from the English garrisons, and besiege them there."
"During Stuyvesant's administration, the colony received large accessions from the English in New England."