etch

/etʃ/

Thân thiện

A scientist etches a pattern onto a silicon wafer in the laboratory.

Definition

1. Verb:
   • To cut or carve a design, letters, or a pattern into a hard surface, especially by using acid or a sharp tool: This is the primary meaning, referring to the process of creating a permanent mark or image on a material like metal, glass, or stone.
   • To produce (a design, image, or text) by this method: Refers to the act of creating the etched work itself.
   • To impress or delineate clearly and sharply: Used figuratively to describe something that is outlined very distinctly or imprinted vividly in the memory or on a surface.

Usage Examples

• Verb (Literal - carving):
  • The artist will etch the design onto the copper plate.
  • Ancient craftsmen etched runes into the stone.
• Verb (Figurative - clear impression):
  • Years of hardship had etched deep lines on his face.
  • The silhouette of the tower was etched against the sunset.

Advanced Usage

• Technical/Industrial Context: In manufacturing, "etch" refers to using chemicals or a laser to selectively remove material from a surface, such as a silicon wafer or a printed circuit board.
  • The technician will etch the circuit pathways onto the board.
• Artistic Context: In printmaking, "etch" specifically refers to the intaglio process where an image is incised into a plate, often with acid.
  • She learned to etch and then print her own illustrations.

Variants and Related Words

• Etching (n): The art or process of producing etched plates or the print made from such a plate.
  • He bought an original etching by Rembrandt.
• Etcher (n): A person who creates etchings.
  • She is a skilled etcher and printmaker.

Synonyms

• Engrave: To cut or carve a design into a hard surface. (Often used interchangeably, though "engrave" can imply using a tool without acid).
• Inscribe: To write, carve, or mark words or symbols on a surface.
• Carve: To cut into a hard material to produce an object or design.

Related Phrasal Verbs/Constructions

• Etch into: To cut or impress something into a surface or memory.
  • The memory is etched into my mind forever.
• Etch on/upon: Similar to "etch into," used for surfaces or figuratively for memories.
  • The scene was etched on her memory.

Related Idioms/Phrases

• Etched in stone: Used figuratively to mean something is permanent, fixed, and unchangeable. (Note: This idiom uses "etched" as part of a larger phrase).
  • The plan isn't etched in stone; we can still modify it.

Học thuật

Verb

1. selectively dissolve the surface of (a semiconductor or printed circuit) with a solvent, laser, or stream of electrons
2. carve or cut a design or letters into
   • engrave the pen with the owner's name
3. carve or cut into a block used for printing or print from such a block
   • engrave a letter
4. cause to stand out or be clearly defined or visible
   • a face etched with pain
   • the leafless branches etched against the sky
5. make an etching of
   • He etched her image into the surface

Từ đồng nghĩa

• engrave