DEFINITIONS
The
2019 WORD
OF THE YEAR is...

-oid

a suffix meaning “resembling,” “like,” used in the formation of adjectives and nouns (and often implying an incomplete or imperfect resemblance to what is indicated by the preceding element): alkaloid; anthropoid; cardioid; cuboid; lithoid; ovoid; planetoid.

Content related to -oid

Nephanalysis, Sitar, Wombat, And Other Words That Trended On Dictionary.com This WeekWhat do "spivvy," "smuggery," "stingo," and "schlemiel" have in common? You were looking them up on Dictionary.com last week.
READ MORE
English Affixes From A To Z: A One-Stop List Of Suffixes, Prefixes, and Combining FormsIn English, we love to make new words by adding all sorts of bits to the front and back of existing terms. These are called affixes, and they are added to the base or stem of a word. When attached to the end of word, the affix is called a suffix. And to the beginning? A prefix.
READ MORE

Words nearby -oid

-odus, -odynia, -off, -oholic, -oic, -oid, -oidea, -ol, -ola, -ole, -oma
Compare -ode1.

Origin of -oid

< Greek -oeidēs, equivalent to -o- -o- + -eidēs having the form of, derivative of eîdos form
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for -oid

-oid

suffix forming adjectives, suffix forming nouns

indicating likeness, resemblance, or similarityanthropoid

Word Origin for -oid

from Greek -oeidēs resembling, form of, from eidos form
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

Medicine definitions for -oid

-oid

suff.

Resembling; one that resembles:cancroid.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for -oid

-oid

A suffix meaning “like” or “resembling,” as in ellipsoid, a geometric solid that resembles an ellipse.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.