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WORDNET DICTIONARY
CIDE DICTIONARY
OXFORD DICTIONARY
THESAURUS
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WORDNET DICTIONARY

Noun grammarian has 1 sense

• grammarian(n = noun.person) syntactician - a linguist who specializes in the study of grammar and syntax; Array
is a kind of linguist, linguistic scientist
has particulars: aristarchus, aelius donatus, donatus, panini

CIDE DICTIONARY

OXFORD DICTIONARY

THESAURUS

grammarian

dialectician, etymologer, etymologist, glossarist, glossographer, grammaticaster, grammatist, lexicographer, lexicologist, linguist, linguistic scholar, linguistic scientist, linguistician, orthoepist, paleographer, philologaster, philologer, philologian, philologist, phonemicist, phonetician, phoneticist, phonologist, semanticist, semasiologist

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grammarian

Scholar

N scholar, connoisseur, savant, pundit, schoolman, professor, graduate, wrangler, academician, academist, master of arts, doctor, licentitate, gownsman, philosopher, master of math, scientist, clerk, sophist, sophister, linguist, glossolinguist, philologist, philologer, lexicographer, glossographer, grammarian, litterateur, literati, dilettanti, illuminati, cogniscenti, fellow, Hebraist, lexicologist, mullah, munshi, Sanskritish, sinologist, sinologue, Mezzofanti, admirable Crichton, Mecaenas, bookworm, helluo librorum, bibliophile, bibliomaniac, bluestocking, bas-bleu, bigwig, learned Theban, don, Artium Baccalaureus, Artium Magister, learned man, literary man, homo multarum literarum, man of learning, man of letters, man of education, man of genius, antiquarian, antiquary, archaeologist, sage, pedant, doctrinaire, pedagogue, Dr, Pangloss, pantologist, criminologist, schoolboy, learned, brought up at the feet of Gamaliel, he was a scholar and a ripe and good one, the manifold linguist.

For further exploring for "grammarian" in Webster Dictionary Online