Conditioner
/kənˈdɪʃənər/noun
A substance or device that conditions something, especially a cosmetic product used to soften and protect hair.
Did you know?The root behind “condition” is connected to Latin dicere, “to say,” linking conditioner linguistically to words such as diction, dictate, and verdict.
Etymological Timeline
Proto-Indo-European
PIE
*deyḱ-
“To point out, show, or indicate.”
Ancient Latin
Latin
dīcere
“To say, speak, or declare.”
Classical Latin
Latin
condīcere
“To speak together, agree, or stipulate.”
Classical Latin
Latin
condītiō
“An agreement, stipulation, circumstance, or state.”
14th Century
Middle English
condicioun
“A circumstance, requirement, or arrangement.”
16th–17th Century
English
condition
“A state, circumstance, or act of imposing terms.”
20th Century
English
conditioner
“A person or substance that conditions; later, especially a hair-softening cosmetic product.”