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eclose

/iˈkləʊz/
IELTSAcademic
verb

To come out of an egg, pupa, or similar covering; to hatch. It is a formal or biological word, used mainly in writing.

  • The caterpillar will eclose next week.
  • Many insects eclose in warm weather.

Adinary Nuance

Eclose is much more formal than hatch. Writers use it in biology, science, or literary writing, not in everyday speech. If you say “The chicks eclosed,” it sounds technical; “The chicks hatched” sounds natural.

In other languages

Vietnamese
nở ra
Spanish
eclosionar
Chinese
羽化
Japanese
羽化する
Korean
우화하다

Etymology

Eclose comes from Old French eclos, from Latin excludere, meaning “to shut out” or “to hatch.” It has been used in English since the 14th century.

Common phrases

eclose from an eggeclose in springnewly eclosed

Synonyms

Related words

Frequently asked questions

Is eclose a common word in everyday English?
No. It is rare and mostly used in scientific writing.
What is the difference between eclose and hatch?
Hatch is common and natural. Eclose is formal and technical.
Can I use eclose in business writing?
Usually no, unless you are writing about biology or research.