TERMIUM Plus®
From: Translation Bureau
On social media
Consult the Government of Canada’s terminology data bank.
HAIR STRAIGHTENER [4 records]
Record 1 - internal organization data 2012-10-17
Record 1, English
Record 1, Subject field(s)
- Hair Styling
Record 1, Main entry term, English
- chemical hair relaxer
1, record 1, English, chemical%20hair%20relaxer
correct, officially approved
Record 1, Abbreviations, English
Record 1, Synonyms, English
- chemical hair straightener 1, record 1, English, chemical%20hair%20straightener
correct, officially approved
Record 1, Textual support, English
Record number: 1, Textual support number: 1 OBS
This product is used for straightening extremely curly hair. 2, record 1, English, - chemical%20hair%20relaxer
Record number: 1, Textual support number: 2 OBS
chemical hair relaxer; chemical hair straightener : terms officially approved by the Lexicon Project Committee(New Brunswick). 3, record 1, English, - chemical%20hair%20relaxer
Record 1, French
Record 1, Domaine(s)
- Coiffure
Record 1, Main entry term, French
- défrisant chimique
1, record 1, French, d%C3%A9frisant%20chimique
correct, masculine noun, officially approved
Record 1, Abbreviations, French
Record 1, Synonyms, French
- produit chimique défrisant 2, record 1, French, produit%20chimique%20d%C3%A9frisant
masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 OBS
défrisant : Qui défait les frisures, défrise les cheveux. Produit liquide défrisant. «Stabilys», le défrisant pratique. 3, record 1, French, - d%C3%A9frisant%20chimique
Record number: 1, Textual support number: 2 OBS
défrisant chimique : terme uniformisé par le Comité du projet de lexiques (Nouveau-Brunswick). 4, record 1, French, - d%C3%A9frisant%20chimique
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2012-02-29
Record 2, English
Record 2, Subject field(s)
- Chemistry
- Cosmetology
Record 2, Main entry term, English
- thioglycolic acid
1, record 2, English, thioglycolic%20acid
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 CONT
Thioglycolic acid compounds. Prepared by the action of sodium sulfhydrate on sodium chloroacetate. A liquid with a strong unpleasant odor; mixes with water and alcohol. The ammonium and sodium salts are used in permanent wave solutions and as a hair straightener. The calcium salts are used in depilatories, hair-waving solutions, and lotions. Thioglycolates can cause hair breakage, skin irritations, severe allergic reactions, and pustular reactions. 2, record 2, English, - thioglycolic%20acid
Record 2, French
Record 2, Domaine(s)
- Chimie
- Cosmétologie
Record 2, Main entry term, French
- acide thioglycolique
1, record 2, French, acide%20thioglycolique
correct, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Liquide d'odeur rappelant celle de l'acide sulfhydrique, miscible à l'eau, à l'alcool et aux solvants organiques, utilisé comme dépilatoire ou pour ramollir les cheveux. 2, record 2, French, - acide%20thioglycolique
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Química
- Productos de belleza
Record 2, Main entry term, Spanish
- ácido tioglicólico
1, record 2, Spanish, %C3%A1cido%20tioglic%C3%B3lico
correct, masculine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 OBS
Líquido incoloro, de olor desagradable. Miscible con agua, alcohol y éter. Combustible. 2, record 2, Spanish, - %C3%A1cido%20tioglic%C3%B3lico
Record 3 - internal organization data 2011-08-26
Record 3, English
Record 3, Subject field(s)
- Chemical Elements and Compounds
- Hair Styling
Universal entry(ies) Record 3
Record 3, Main entry term, English
- ammonium sulfanylacetate
1, record 3, English, ammonium%20sulfanylacetate
correct, see observation
Record 3, Abbreviations, English
Record 3, Synonyms, English
- ammonium thioglycolate 2, record 3, English, ammonium%20thioglycolate
correct
- ammonium thioglycollate 3, record 3, English, ammonium%20thioglycollate
avoid
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
The ammonium salt of thioglycolic acid, appearing as a colorless liquid with a repulsive odor, used for hair waving and as a hair straightener. 4, record 3, English, - ammonium%20sulfanylacetate
Record number: 3, Textual support number: 1 OBS
ammonium sulfanylacetate: form recommended by the IUPAC (International Union of Pure and Applied Chemistry). 1, record 3, English, - ammonium%20sulfanylacetate
Record number: 3, Textual support number: 2 OBS
Chemical formula: HSCH2COONH2 or NH2OOCH2SH 4, record 3, English, - ammonium%20sulfanylacetate
Record 3, French
Record 3, Domaine(s)
- Éléments et composés chimiques
- Coiffure
Entrée(s) universelle(s) Record 3
Record 3, Main entry term, French
- sulfanylacétate d'ammonium
1, record 3, French, sulfanylac%C3%A9tate%20d%27ammonium
correct, see observation, masculine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
- thioglycolate d'ammonium 2, record 3, French, thioglycolate%20d%27ammonium
correct, masculine noun
Record 3, Textual support, French
Record number: 3, Textual support number: 1 OBS
sulfanylacétate d'ammonium : forme recommandée par l'UICPA (Union internationale de chimie pure et appliquée). 1, record 3, French, - sulfanylac%C3%A9tate%20d%27ammonium
Record number: 3, Textual support number: 2 OBS
Formule chimique : HSCH2COONH2 ou NH2OOCH2SH 3, record 3, French, - sulfanylac%C3%A9tate%20d%27ammonium
Record 3, Key term(s)
- thioglycolate d'ammoniaque
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 1991-12-03
Record 4, English
Record 4, Subject field(s)
- Hair Styling
Record 4, Main entry term, English
- hair straightener
1, record 4, English, hair%20straightener
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
- hair relaxer 2, record 4, English, hair%20relaxer
correct
- relaxer 3, record 4, English, relaxer
Record 4, Textual support, English
Record 4, French
Record 4, Domaine(s)
- Coiffure
Record 4, Main entry term, French
- défrisant
1, record 4, French, d%C3%A9frisant
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
- produit défrisant 2, record 4, French, produit%20d%C3%A9frisant
correct, masculine noun
Record 4, Textual support, French
Record number: 4, Textual support number: 1 OBS
défrisant. Qui défait les frisures, défrise les cheveux. 2, record 4, French, - d%C3%A9frisant
Record number: 4, Textual support number: 1 CONT
"Stabilys", le défrisant pratique (...) 2, record 4, French, - d%C3%A9frisant
Record 4, Spanish
Record 4, Textual support, Spanish
Copyright notice for the TERMIUM Plus® data bank
© Public Services and Procurement Canada, 2025
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau
Features
Language Portal of Canada

Access a collection of Canadian resources on all aspects of English and French, including quizzes.
Writing tools

The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.
Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.
- Date Modified: