sub
[ suhb ]
/ sʌb /
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noun
verb (used without object), subbed, sub·bing.
to act as a substitute for another.
verb (used with object), subbed, sub·bing.
Photography. to coat (a film or plate) with a substratum.
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Origin of sub
By shortening of words prefixed with sub-
regional variations of sub
4. See hero sandwich.
Other definitions for sub (2 of 4)
SUB
abbreviation
supplemental unemployment benefits.
Other definitions for sub (3 of 4)
sub-
a prefix occurring originally in loanwords from Latin (subject; subtract; subvert; subsidy); on this model, freely attached to elements of any origin and used with the meaning “under,” “below,” “beneath” (subalpine; substratum), “slightly,” “imperfectly,” “nearly” (subcolumnar; subtropical), “secondary,” “subordinate” (subcommittee; subplot).
Chemistry.
- a prefix indicating a basic compound: subacetate; subcarbonate; subnitrate.
- a prefix indicating that the element is present in a relatively small proportion, i.e., in a low oxidation state: subchloride; suboxide.
Origin of sub-
Other definitions for sub (4 of 4)
sub.
abbreviation
subordinated.
subscription.
substitute.
suburb.
suburban.
subway.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use sub in a sentence
British Dictionary definitions for sub (1 of 3)
sub
/ (sʌb) /
noun
short for several words beginning with sub-See subaltern, subeditor, submarine, subordinate, subscription, substandard, substitute, substratum (def. 6)
British informal an advance payment of wages or salaryFormal term: subsistence allowance
verb subs, subbing or subbed
British Dictionary definitions for sub (2 of 3)
sub-
prefix
situated under or beneathsubterranean
secondary in rank; subordinatesubeditor
falling short of; less than or imperfectlysubarctic; subhuman
forming a subdivision or subordinate part of a wholesubcommittee
(in chemistry)
- indicating that a compound contains a relatively small proportion of a specified elementsuboxide
- indicating that a salt is basic saltsubacetate
Word Origin for sub-
from Latin sub
British Dictionary definitions for sub (3 of 3)
sub.
abbreviation for
subeditor
subito (in music)
subscription
substitute
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Medical definitions for sub
sub-
pref.
Below; under; beneath:subcutaneous.
Subordinate; secondary:subinfection.
Subdivision:subkingdom.
Less than completely or normally; nearly; almost:subfertility.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for sub
sub-
A prefix that means underneath or lower (as in subsoil), a subordinate or secondary part of something else (as in subphylum.), or less than completely (as in subtropical.)
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.