-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.

QUIZZES

CHALLENGE YOURSELF WITH THIS MIDDLE SCHOOL PART OF SPEECH QUIZ!

How well do you know your adjectives from your adverbs? Your preposition from your pronouns? Your interjections from your conjunctions? Let’s put your knowledge of parts of speech to the text! Note: Many of the following questions will ask you to identify the parts of speech “in order.” That means the first word in all capital letters will correspond to the first option in an answer, and so on.

Question 1 of 10

In order, what parts of speech are the words in all capital letters? Alisa was VERY tired, SO she decided to go to bed.

adverb, adverb

adverb, conjunction

adjective, conjunction

TAKE THE QUIZ TO FIND OUT

Compare -ode¹.

Origin of -oid

< Greek -oeidēs, equivalent to -o- -o- + -eidēs having the form of, derivative of eîdos form

Words nearby -oid

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

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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

Medical definitions for -oid

-oid

suff.

Resembling; one that resembles:cancroid.

Scientific definitions for -oid

-oid

A suffix meaning like or resembling, as in ellipsoid, a geometric solid that resembles an ellipse.