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Medical TERMINOLOGY

Medical terminology is composed of a prefix, root word, and suffix:
Prefix: A prefix is placed at the beginning of a word to modify or change its meaning. Pre means "before." Prefixes may also indicate a location, number, or time.
Root: central part of a word.
Suffix: The ending part of a word that modifies the meaning of the word.
Additional resources:   [Intro to med terms] [Med terms rules] [Med term reference] [Word building reference]  [Practice Exams]

Alphabetical Listing of Med Terms

a b c d e f g h i j k l m
n o p q r s t u v w x y z

Med terms ‘O’- roots in medical terminology

GlobalRPh Medical Terminology Section- Letter O

Prefixes and Suffixes Medical Terminology beginning with O

Medical terminology is used to precisely describe the human body components, processes, illnesses, medical procedures, and pharmacology. Medical terms are used in the field of medicine, and clinical settings. This section deals with all med terms beginning with the letter O, and features medical roots, prefixes and suffixes. Introduction to Medical Terminology.


Medical Terminology - Letter O 

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obstetr/o

pregnancy; birth

octa-, octi-

eight

ocul/o

eye

odont/o

tooth

odyn/o

pain

-oid

resembling; derived from

-ole

little; small

ole/o

oil

olecran/o

olecranon (elbow)

olig/o

scanty

om/o

shoulder

-oma

tumor; mass; fluid collection

omphal/o

umbilicus (navel)

onc/o

tumor

-one

hormone

one

mono, uni

onych/o

nail (of fingers or toes)

o/o

egg

oophor/o

ovary

-opaque

obscure

ophry/o

eyebrow

ophthalm/o

eye

 

-opia

vision condition

opisth/o

backward, behind

-opsia

vision condition

-opsy

view of

opt/o

eye; vision

optic/o

eye; vision

-or

one who

or/o

mouth

orch/o

testis

orchi/o

testis

orchid/o

testis

-orexia

appetite

organ/o

organ

orth/o

straight

osche/o

scrotum

-ose

full of; pertaining to; sugar

-osis

condition, usually abnormal

-osmia

smell

osphresi/o

sense of smell

ossicul/o

ossicle (small bone)

oste/o

bone

-ostosis

condition of bone

ot/o

ear

-otia

ear condition

-ous

pertaining to

ov/o

egg

ovari/o

ovary

ovul/o

egg

ox/o

oxygen

-oxia

oxygen

oxy-

swift; sharp; acid

oxysm/o

sudden

 

 

Word Building and Medical Terms beginning with the letter O

Quiz yourself / speed learning


See if you can spot the suffixes, prefixes, and/or root words.

O

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Alphabetical Listing of Med Terms

a b c d e f g h i j k l m
n o p q r s t u v w x y z

 

 

Increasing your understanding of medical terminology

Additional references:


Word Building Reference- This resource strengthens your understanding of medical terminology. See how common medical terms are created using the various prefixes, suffixes, and root words.


Medical Terminology Intuitive Section hot-anim This section was developed for 'speed learning' of medical terminology. Start by reviewing the meanings for a block of medical terms, and then go back and choose a previous term randomly and try to recall the meaning of that particular medical term before hovering over the term to determine the answer. These frequent mini-tests will accelerate the learning process and in a relatively short period of time, you will be able to quickly recall the meaning of all of the listed medical terms. This method of learning is superior to flash cards because of the frequent exposure and testing of your recall.


 

 

 

 

 

 

Med terms ‘O’- roots in medical terminology