Word.ws English Dictionary

spacer

US/ˈspeɪsɚ/

spacer noun: an object inserted to hold a space open in a row of items, e.g. beads or printed type.

Noun

spacer (plural spacers)

  1. An object inserted to hold a space open in a row of items, e.g. beads or printed type.
    • The vertical wall was poured in two lifts, using two pairs of steel shutters which were bolted tightly onto 9-in. long wooden spacers.1959 December, Richard Hope, “Narrow Gauge Landslip”, in Railway Magazine, page 866
  2. A person who works or lives in space.
    • It was the futile throwing back in the face of the Spacers their most keenly felt insult: their insistence on considering the natives of Earth as disgustingly diseased.1954, Isaac Asimov, The Caves of Steel
    • "How do I know I can trust you?" asked BKR.
      Grakker hesitated. "Spacer's oath," he said at last.2014 [1993], Bruce Coville, Aliens Ate My Homework, page 134
  3. A bushing.
  4. (slang) A forgetful person; one who spaces out.
  5. A type of add-on device used by an asthmatic person to increase the effectiveness of a metered-dose inhaler.
  6. (historical) An instrument for reversing a telegraphic current, especially in a marine cable, to increase the speed of transmission.

spacer meaning in Tagalog

spacer in Tagalog

an object
pamatlang

Examples of spacer in a sentence

  • We are using disuccinimidyl suberate as a crosslinker which has a spacer arm length of 11.4 Å.
  • The vertical axis lists strains containing CRISPR spacers that target a bifibacterial prophage sequence.
  • As a general rule the four-hole spacer helps torque while the one-hole spacer helps top end.

All 12 example sentences with spacer

Forms of spacer

pluralspacers

Plural of spacer: spacers

Origin of spacer

From space + -er.

Words formed from spacer

Words that rhyme with spacer

Questions about spacer

What does spacer mean?
Spacer means an object inserted to hold a space open in a row of items, e.g. beads or printed type.
What is spacer in Tagalog?
Spacer in Tagalog is pamatlang. See Spacer meaning in Tagalog.
What part of speech is spacer?
Spacer is a noun.
How do you pronounce spacer?
Spacer is pronounced /ˈspeɪsɚ/ (US).
What is the plural of spacer?
The plural of spacer is spacers.

Words near spacer in the dictionary

  1. spaceports
  2. spacepower
  3. spaceproof
  4. spacequake
  5. spacequakes
  6. spacer
  7. spacer DNA
  8. spacer oligonucleotide typing
  9. spacers
  10. spaces
  11. spaces of Destot

Source and license

Adapted from Wiktionary: spacer (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: En-au-spacer.ogg.

Cite this entry: “spacer.” Word.ws, https://word.ws/spacer. Based on Wiktionary, CC BY-SA 4.0.