Dictionary.com
definitions
  • synonyms

-id1

  1. a suffix of nouns that have the general sense “offspring of, descendant of,” occurring originally in loanwords from Greek (Atreid; Nereid), and productive in English on the Greek model, especially in names of dynasties, with the dynasty's founder as the base noun (Abbasid; Attalid), and in names of periodic meteor showers, with the base noun usually denoting the constellation or other celestial object in which the shower appears (Perseid).
Show More

Origin of -id1

< Latin -id-, stem of -is < Greek: feminine patronymic suffix; or < Latin -idēs < Greek: masculine patronymic suffix

-id2

  1. a suffix occurring in English derivatives of modern Latin taxonomic names, especially zoological families and classes; such derivatives are usually nouns denoting a single member of the taxon or adjectives with the sense “pertaining to” the taxon: arachnid; canid.
Show More

Origin of -id2

< Greek -idēs -id1, as singular of New Latin -ida -ida or -idae -idae

-id3

  1. variant of -ide: lipid.
Show More

-id4

  1. a suffix occurring in descriptive adjectives borrowed from Latin, often corresponding to nouns ending in -or1: fetid; humid; pallid.
Show More

Origin of -id4

From the Latin suffix -idus

-ide

or -id

  1. a suffix used in the names of chemical compounds: bromide.
Show More

Origin of -ide

extracted from oxide
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for -id

-id1

suffix forming nouns
  1. indicating the names of meteor showers that appear to radiate from a specified constellationOrionids (from Orion)
  2. indicating a particle, body, or structure of a specified kindenergid
Show More

Word Origin

from Latin -id-, -is, from Greek, feminine suffix of origin

-id2

suffix forming adjectives, suffix forming nouns
  1. indicating members of a zoological familycyprinid
  2. indicating members of a dynastySeleucid; Fatimid
Show More

Word Origin

from New Latin -idae or -ida, from Greek -idēs suffix indicating offspring

-id3

suffix forming nouns
  1. a variant of -ide
Show More

-ide

-id

suffix forming nouns
  1. (added to the combining form of the nonmetallic or electronegative elements) indicating a binary compoundsodium chloride
  2. indicating an organic compound derived from anotheracetanilide
  3. indicating one of a class of compounds or elementspeptide; lanthanide
Show More

Word Origin

from German -id, from French oxide oxide, based on the suffix of acide acid
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

Word Origin and History for -id

word-forming element meaning "belonging to, connected with, member of a group or class" (plural -idae), from French -ide and directly from Latin -ides, masculine patronymic, from Greek -ides. In astronomy, of meteor showers, it represents Latin -idis, Greek -idos, the genitive of the feminine patronymic suffix.

Show More

-ide

suffix used to form names of simple compounds of an element with another element or radical; originally abstracted from oxide, the first so classified.

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

-id in Medicine

-id

suff.
  1. Body; particle:chromatid.
Show More

-ide

suff.
  1. Group of related chemical compounds:monosaccharide.
  2. Binary compound:sodium chloride.
  3. Chemical element with properties similar to another:lanthanide.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

-id in Science

-ide

  1. A suffix used to form the names of various chemical compounds, especially the second part of the name of a compound that has two members (such as sodium chloride) or the name of a general type of compound (such as polysaccharide).
Show More
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.