Main definitions of trans in English

: trans1trans2

trans1

Pronunciation /tranz/ /trænz/

adjective

  • Denoting or relating to a person whose sense of personal identity and gender does not correspond with their birth sex.

    ‘the film plays into negative stereotypes about trans people’
    • ‘Perry, who is trans, fought against her high school for her right to use the girls' locker room’
    • ‘trans rights and societal attitudes have changed’
    • ‘These concerns were put to the Facebook group by a number of trans activists.’
    • ‘I have known several trans men and some women.’
    • ‘I've added a gender studies area and am building up the stock of books for trans and bi people.’
    • ‘I'm a non-binary trans guy - assigned female at birth, coming out as trans recently.’
    • ‘"Violence against trans women is an issue I talk a lot about," she said.’

Origin

1970s short for transsexual or transgender.

Main definitions of trans in English

: trans1trans2

trans2

Pronunciation /tranz/ /trænz/

adjective

Chemistry
  • Denoting or relating to a molecular structure in which two particular atoms or groups lie on opposite sides of a given plane in the molecule, in particular denoting an isomer in which substituents at opposite ends of a carbon–carbon double bond are also on opposite sides of the bond.

    Compare with cis

    ‘the trans isomer of stilbene’
    • ‘Initially the propellers sit on opposite sides of the molecule: the so-called trans isomer.’
    • ‘One example of the application of this technique is in the distinction of trans and gauche rotational isomers.’
    • ‘Where they are on opposite sides of the double bond, the arrangement is the trans arrangement.’
    • ‘However, the extent of trans isomer was greater in the extracted samples.’
    • ‘Photoisomerization studies were carried out using trans isomers as starting materials.’

Origin

Independent usage of trans-.