vanish

disparaître

Disparaître soudainement ou complètement.

En anglais simple : To disappear suddenly or completely.

• The rabbit vanished.
• My keys seem to have vanished.
• Her fear vanished when she saw her friend.

Comment l'utiliser : vanish from something (The smile vanished from his face.); vanish into something (The thief vanished into the crowd.)

Synonymes : disappear

Contraires : appear

Expressions courantes : vanish from sight, vanish without trace, vanish into something, vanish from view

s’annuler

Avoir une valeur égale à zéro dans un calcul mathématique.

En anglais simple : To have a value of zero in a mathematical calculation.

• This function vanishes at zero.
• Both terms vanish at the boundary.
• Does the derivative vanish at this point?

Comment l'utiliser : vanish at something (The function vanishes at both endpoints.)

Expressions courantes : vanish at zero, vanish identically

tour de disparition

Tour de magie qui donne l’impression qu’un objet disparaît.

En anglais simple : A magic trick that makes an object seem to disappear.

• The magician performed a coin vanish.
• Her vanish fooled the whole audience.
• He practised several vanishes before the show.

Synonymes : disappearing trick

Expressions courantes : coin vanish, perform a vanish, silk vanish

glissement vocalique final

Courte partie finale d’une voyelle, dont le son diffère de celui de la partie principale.

En anglais simple : The short final part of a vowel sound, with a different sound from its main part.

• The vowel ends with a short vanish.
• Listen carefully to the vanish in this sound.
• The teacher compared the vanishes of the two vowels.

Synonymes : offglide

Expressions courantes : vowel vanish, final vanish