incognito

American  

[in-kog-nee-toh, in-kog-ni-toh] / ˌɪn kɒgˈni toʊ, ɪnˈkɒg nɪˌtoʊ /

adjective

1. having one's identity concealed, as under an assumed name, especially to avoid notice or formal attentions.

   Synonyms:

   unidentified, undisclosed

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adverb

1. with the real identity concealed.

   to travel incognito.

noun

plural

incognitos

1. a person who is incognito.

2. the state of being incognito.

3. the disguise or character assumed by an incognito.

incognito British  

/ ɪnˈkɒɡnɪtəʊ, ˌɪnkɒɡˈniːtəʊ /

adverb

1. under an assumed name or appearance; in disguise

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noun

1. a person who is incognito

2. the assumed name or disguise of such a person

Etymology

Origin of incognito

First recorded in 1630–40; from Italian, from Latin incognitus “unknown,” from in- in- ³ + cognitus “known” (past participle of cognōscere “to get to know”; cognition )