leach

s'infiltrer, suinter

S’écouler lentement vers l’extérieur ou l’intérieur de quelque chose en passant par de petits espaces.

En anglais simple : To flow slowly out of something or into something through small spaces.

• Chemicals leached into the river.
• Dye slowly leaches out of the fabric.
• Toxic liquid may leach from the buried waste.

Comment l'utiliser : leach into something (Chemicals leached into the nearby stream.); leach out of something (A dark liquid leached out of the waste.)

Synonymes : seep, leak, bleed

Expressions courantes : leach into water, leach out, leach from something

lessiver, lixivier

Enlever une substance d’une matière en faisant passer un liquide à travers celle-ci.

En anglais simple : To remove a substance from something by passing liquid through it.

• Rain leaches nutrients from soil.
• The process leached copper from the rock.
• Can this liquid leach out harmful chemicals?

Comment l'utiliser : leach something from something (Rain can leach nutrients from the soil.); leach something out of something (The liquid leaches metals out of the crushed rock.)

Synonymes : extract, wash out

Expressions courantes : leach out minerals, leach nutrients, leach something from something

se lessiver

Perdre des substances qui se dissolvent au passage d’un liquide.

En anglais simple : To lose substances that dissolve as liquid passes through.

• Sandy soils leach easily.
• The crushed ore was leached to recover copper.
• The soil had leached badly after weeks of rain.

Expressions courantes : leach under rainfall, leach in water, leach readily

tas de cendres

Tas de cendres de bois traversé par de l’eau pour obtenir un liquide nettoyant puissant.

En anglais simple : A pile of wood ash through which water is passed to make a strong cleaning liquid.

• She poured water over the leach.
• The leach supplied liquid for making soap.
• They prepared a fresh leach from wood ashes.

Expressions courantes : a leach of ashes, prepare a leach

cuve de lixiviation

Cuve servant à faire passer de l’eau à travers des cendres ou des écorces pour recueillir les substances dissoutes.

En anglais simple : A tub used to pass water through ash or bark and collect substances dissolved in it.

• They filled the leach with ashes.
• Water drained from the bottom of the leach.
• The old workshop had two wooden leaches.

Synonymes : leaching vat

Expressions courantes : a wooden leach, fill the leach

gelée sucrée

Préparation sucrée assez ferme, semblable à une gelée, que l’on mangeait au Moyen Âge.

En anglais simple : A firm, jelly-like sweet food eaten in medieval times.

• The cook served leach after dinner.
• She made leach from a medieval recipe.
• Guests ate slices of leach at the feast.

Expressions courantes : sweet leach, a slice of leach, serve the leach