lie detector

See also: lie-detector

English

From lie +‎ detector. First use appears c. 1909. See cite below.

lie detector (plural lie detectors)

(informal) A device designed to detect or indicate when a person is lying by measuring and recording several physiological variables.
Synonyms: pathometer, polygraph
- 1909, Charles Edmonds Walk, The Yellow Circle, page 69:
  It is a lie detector; with its aid one can plumb the bottomless pits of a chap's subconscious mind, and fathom all the mysteries of his subliminal ego.

polygraph (informal) — see also polygraph

Chinese:
Cantonese: 測謊器 / 测谎器 (caak¹ fong¹ hei³), 測謊儀 / 测谎仪 (caak¹ fong¹ ji⁴), 測謊機 / 测谎机 (caak¹ fong¹ gei¹)

Mandarin: 測謊器 / 测谎器 (zh) (cèhuǎngqì), 測謊儀 / 测谎仪 (zh) (cèhuǎngyí), 測謊機 / 测谎机 (zh) (cèhuǎngjī)
Danish: løgnedetektor c
Dutch: leugendetector (nl) m
Faroese: lygnkanningartól, lygnavdúkari
Finnish: valheenpaljastin (fi)
French: détecteur de mensonges (fr) m
German: Lügendetektor (de) m
Hebrew: מְכוֹנַת אֱמֶת (he) f (m'chonát emét)
Hungarian: hazugságvizsgáló (hu)
Icelandic: lygamælir (is) m
Irish: brathadóir éithigh m
Japanese: 嘘発見器 (ja) (うそはっけんき, uso-hakkenki)
Korean: 거짓말 탐지기 (ko) (geojinmal tamjigi)
Norwegian:
Bokmål: løgndetektor m

Nynorsk: lygndetektor m, løgndetektor m
Persian: دروغ‌سنج (doruġ-sanj)
Polish: wykrywacz kłamstw (pl) m
Portuguese: detector de mentiras m, polígrafo (pt) m
Russian: дете́ктор лжи́ (ru) m (detéktor lží), полигра́ф (ru) m (poligráf)
Swedish: lögndetektor c
Turkish: yalan makinesi (tr)