Definition of aligner in English:

aligner

noun

  • A person who or device which lays out things in lines, brings them into a straight line, or is used to assist in this process.

Origin

Late 17th century; earliest use found in John Evelyn (1620–1706), diarist and writer. From align + -er, in early use after French † aligneur.

Pronunciation

aligner

/əˈlʌɪnə/