Leeches are segmented parasitic or predatory worms that comprise the subclass Hirudinea within the phylum Annelida. They are closely related to the oligochaetes, which include the earthworm, and like them have soft, muscular segmented bodies that can lengthen and contract.

LEACH definition: 1. When a chemical substance leaches or is leached from a material, especially soil, it is removed…. Learn more.

The meaning of LEACH is either vertical edge of a square sail. How to use leach in a sentence.

LEACH meaning: 1. When a chemical substance leaches or is leached from a material, especially soil, it is removed…. Learn more.

2025年1月2日 · leach (third-person singular simple present leaches, present participle leaching, simple past and past participle leached) (transitive) To purge a soluble matter out of something by the action of a percolating fluid. Heavy rainfall can leach out minerals important for …

LEACH definition: to remove or be removed from a substance by a percolating liquid | Meaning, pronunciation, translations and examples

LEACH meaning: 1 : to remove (a chemical, a metal, etc.) from a substance by the action of a liquid passing through the substance to release (a chemical, a metal, etc.) when a liquid passes through; 2 : to be removed from a substance by a liquid passing through the substance

When something leaches or is leached from a substance, it is slowly removed from it, usually by the action of water. The particles can harbour bacteria or leach toxic chemicals. [VERB noun] These naturally occurring minerals leach into the water from the soil. [V into n from n]

When minerals or other materials are pulled out of some substance by a liquid, you can say that they leach from it. A flood can leach important nutrients out of a farmer's field. In agriculture, when farmers allow cattle to graze too much in one spot, or don't rotate their crops from field to field over the years, they risk having a heavy rain ...

Definition of leach verb from the Oxford Advanced Learner's Dictionary. [intransitive] leach (from something) (into something) | leach out/away (of chemicals, minerals, etc.) to be removed from soil, etc. by water passing through it. Nitrates leach from the soil into rivers.