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Synonyms

solid

American  
[sol-id] / ˈsɒl ɪd /

adjective

solider, solidest
  1. having three dimensions (length, breadth, and thickness), as a geometrical body or figure.

    Synonyms:
    cubic
    Antonyms:
    flat
  2. of or relating to bodies or figures of three dimensions.

  3. having the interior completely filled up, free from cavities, or not hollow.

    a solid piece of chocolate.

  4. without openings or breaks.

    a solid wall.

  5. firm, hard, or compact in substance.

    solid ground.

    Synonyms:
    dense
  6. having relative firmness, coherence of particles, or persistence of form, as matter that is not liquid or gaseous.

    solid particles suspended in a liquid.

    Synonyms:
    firm , cohesive
    Antonyms:
    loose
  7. pertaining to such matter.

    Water in a solid state is ice.

  8. dense, thick, or heavy in nature or appearance.

    solid masses of cloud.

  9. not flimsy, slight, or light, as buildings, furniture, fabrics, or food; substantial.

    Synonyms:
    sound
  10. of a substantial character; not superficial, trifling, or frivolous.

    a solid work of scientific scholarship.

  11. without separation or division; continuous.

    a solid row of buildings.

    Synonyms:
    unbroken
    Antonyms:
    divided
  12. whole or entire.

    one solid hour.

  13. forming the whole; consisting entirely of one substance or material.

    solid gold.

  14. uniform in tone or shades, as a color.

    a solid blue dress.

  15. real or genuine.

    solid comfort.

  16. sound or reliable, as reasons or arguments.

    solid facts.

  17. sober-minded; fully reliable or sensible.

    a solid citizen.

  18. financially sound or strong.

    Our company is solid.

    Synonyms:
    solvent
  19. cubic.

    A solid foot contains 1,728 solid inches.

  20. written without a hyphen, as a compound word.

  21. having the lines not separated by leads, or having few open spaces, as type or printing.

  22. thorough, vigorous, great, big, etc. (with emphatic force, often aftergood ).

    a good solid blow.

    Synonyms:
    strong
  23. firmly united or consolidated.

    a solid combination.

  24. united or unanimous in opinion, policy, etc.

    Antonyms:
    divided
  25. on a friendly, favorable, or advantageous footing (often preceded byin ).

    He was in solid with her parents.

  26. Slang.  excellent, especially musically.


noun

  1. a body or object having three dimensions (length, breadth, and thickness).

  2. a solid substance or body; a substance exhibiting rigidity.

idioms

  1. do (someone) a solid,  to help out, be supportive, or do a favor for.

    Do him a solid and second his nomination.

solid British  
/ ˈsɒlɪd, səˈlɪdɪtɪ /

adjective

  1. of, concerned with, or being a substance in a physical state in which it resists changes in size and shape Compare liquid gas

  2. consisting of matter all through

  3. of the same substance all through

    solid rock

  4. sound; proved or provable

    solid facts

  5. reliable or sensible; upstanding

    a solid citizen

  6. firm, strong, compact, or substantial

    a solid table

    solid ground

  7. (of a meal or food) substantial

  8. (often postpositive) without interruption or respite; continuous

    solid bombardment

  9. financially sound or solvent

    a solid institution

  10. strongly linked or consolidated

    a solid relationship

  11. geometry having or relating to three dimensions

    a solid figure

    solid geometry

  12. (of a word composed of two or more other words or elements) written or printed as a single word without a hyphen

  13. printing with no space or leads between lines of type

  14. unanimously in favour of

  15. (of a writer, work, performance, etc) adequate; sensible

  16. of or having a single uniform colour or tone

  17. informal  excessive; unreasonably strict

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. geometry

    1. a closed surface in three-dimensional space

    2. such a surface together with the volume enclosed by it

  2. a solid substance, such as wood, iron, or diamond

  3. (plural) solid food, as opposed to liquid

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
solid Scientific  
/ sŏlĭd /
  1. Physics  One of four main states of matter, in which the molecules vibrate about fixed positions and cannot migrate to other positions in the substance. Unlike a gas or liquid, a solid has a fixed shape, and unlike a gas, a solid has a fixed volume. In most solids (with exceptions such as glass), the molecules are arranged in crystal lattices of various sizes.

  2. Mathematics  A geometric figure that has three dimensions.


solid Cultural  
  1. A phase of matter characterized by the tight locking of atoms into rigid structures that resist deforming by outside forces.


Related Words

See firm 1.

Other Word Forms

  • half-solid adjective
  • nonsolid adjective
  • nonsolidly adverb
  • solidity noun
  • solidly adverb
  • solidness noun
  • subsolid noun
  • transsolid adjective
  • unsolid adjective
  • unsolidly adverb
  • unsolidness noun

Etymology

Origin of solid

First recorded in 1350–1400; Middle English solide, from Old French solide, from Latin solidus “dense, compact”

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“TPU is by all accounts a solid alternative, and one that has meaningfully contributed to several key models.”

From MarketWatch

They just look so professional and so solid.

From BBC

A solid loan agreement, if they went that route, should be witnessed and notarized, which would help if there was a legal dispute.

From MarketWatch

That said, the setup heading into the final 16 trading days before the Christmas break looks solid.

From Barron's

Now, his and his wife’s net worth is in the solid six figures, thanks in large part to stock index funds.

From The Wall Street Journal