[f. ALGOLOGY + -IST.] One who prosecutes the scientific study of algæ or seaweeds; a student of algology.

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1830.  R. K. Greville, Algæ Brit., Introd. p. iii. We shall … enumerate the more systematic Algologists.

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1881.  Hervey, Sea Mosses, 444. One of the most celebrated algologists of Europe.

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