| LINGUAL | • lingual adj. (Anatomy, dentistry, relational) Related to, near, or on the side toward the tongue. • lingual adj. (Linguistics, relational) Related to language or linguistics.
 • lingual n. (Phonetics) A sound articulated with the tongue.
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| BILINGUAL | • bilingual adj. Having the ability to speak two languages. • bilingual adj. Spoken or written in two different languages.
 • bilingual adj. Characterized by the use or presence of two languages.
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| BOWLINGUAL | • BOWLINGUAL n. a device that allegedly translates a dog's bark and grunts into a human language. | 
| PRELINGUAL | • prelingual adj. Before learning language. • prelingual adj. (Anatomy) anterior to the tongue.
 • PRELINGUAL adj. before the use of language.
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| SUBLINGUAL | • sublingual adj. (Medicine) Administered through placement under the tongue. • sublingual adj. (Anatomy) Situated beneath the tongue.
 • sublingual adj. (Anatomy) Of or pertaining to the sublingual gland.
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| TRILINGUAL | • trilingual adj. Able to read or speak three languages. • trilingual adj. Expressed or written in three languages.
 • trilingual n. A person who speaks three languages.
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| UNILINGUAL | • unilingual adj. Knowing or using a single language. • unilingual n. A person who understands only one language.
 • UNILINGUAL adj. in one language only.
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| MONOLINGUAL | • monolingual adj. Knowing or using a single language; written or spoken in a single language. • monolingual n. A person who knows or uses only a single language; a monoglot.
 • MONOLINGUAL n. one who speaks one language only.
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| POLYLINGUAL | • polylingual adj. Of or pertaining to multiple languages; multilingual. • polylingual adj. Able to use multiple languages.
 • POLYLINGUAL adj. involving many languages.
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| DENTILINGUAL | • dentilingual adj. (Anatomy) Of or pertaining to the teeth and the tongue. • dentilingual adj. (Linguistics, of a sound) Produced with the tongue touching the teeth.
 • dentilingual n. (Linguistics, rare) A sound produced with the tongue touching the teeth.
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| FISSILINGUAL | • fissilingual adj. (Zoology) Having the tongue forked. • FISSILINGUAL adj. having a forked or cleft tongue.
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| INTERLINGUAL | • interlingual adj. (Linguistics, translation studies) Spanning multiple languages; having a multilingual flair or quality. • INTERLINGUAL adj. relating to an interlingua.
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| MULTILINGUAL | • multilingual adj. Of, relating to, or involving multiple languages. • multilingual adj. (Of a person) able to communicate in a number of languages.
 • multilingual n. A polyglot.
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| QUADRILINGUAL | • quadrilingual adj. Involving four languages. • quadrilingual adj. Of a text, written in four languages.
 • quadrilingual adj. Of a person, able to speak four languages.
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