Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

Comprehensive
Dictionary Suite
Help
Help
Help
 
   
Display options
Show syllables
Show Lookup History
Double-Click Lookup
  Show Spanish support
 
Pronunciation
Wordsmyth
  Phonics
  IPA
 
Entry formats
Standard
  Classic
 
Lookup History
backbone

back·bone

backbone

pronunciation:
baek bon
features:
Word Explorer
part of speech: noun
definition 1: the series of bones that run along the center of the back; spinal column; vertebrae.
synonyms:
back, rachis, spinal column, spine
similar words:
chine, vertebrae
definition 2: anything similar to a backbone in location, function, support, or appearance.
She was the backbone of our project.
synonyms:
mainstay
similar words:
anchor, basis, cornerstone, foundation, keystone, pillar, prop, spine, strength
definition 3: strength or firmness of character.
She showed real backbone in standing up to the government.
synonyms:
character, fortitude, grit, guts, spunk
similar words:
courage, determination, mettle, nerve, resolve, spine, strength
Word Explorer
See
  invertebrate, skeleton