a. [See UNI- 1 and LINGUAL a., and cf. F. unilingue.] Pertaining to one language only; knowing or employing only one language.

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Hence, in recent use, unilingualism.

2

1866.  Visct. Strangford, Select. (1869), II. 18. In Crete, one of the most primitive and unilingual parts of the Levant.

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1886.  Standard, 8 Oct., 5. A good linguist has a pull … over his unilingual contemporary.

4

1888.  H. A. Strong, trans. H. Paul’s Prin. Hist. Lang., § 692. 448. If one nation has a decided preponderance over the other, whether this be due to its size or to pre-eminence—political or industrial or intellectual—it will be found that the employment of its language will tend to spread at the expense of the other: there will be a gradual change from bilingualism again to unilingualism.

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1894.  Educat. Rev., VII. 190. The unilingual method … advocated by pedagogical writers.

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