Prefix

1
Prefix

• 1 or more syllabus beginning of a word
• Placed in front of verb/adjective/noun
• Interdisciplinary field
• Refer to table 2-1 in your book

2

• a-, an-
• Without, lack of, not
• EX anemia lack of blood

3

• ab-
• Away from
• EX abnormal deviating from the normal

4
ad-

• toward, to near
• EX adrenal - at or near the kidneys
• Adduct draws towards
• Afferent carry toward

5
ambi-, amphi-, ampho-

• both
• EX ambidextrous - using both hands with equal
  ease
• Amphibious

6

• ana-
• up, toward, apart
• EX anatomy to cut apart

7

• ante-
• before, in front of, forward
• EX antecedent- one that precedes another ones
  ancestors

8

• anti-
• against, opposing
• EX antibiotic a substance produced by or
  derived from certain fungi, bacteria, and other
  organisms, that can destroy or inhibit the growth
  of other microorganisms.

9

• apo-
• separation from, derived from
• EX apomorphine a morphine derivative that is
  not as strong as morphine (emetic for dogs)

10

• auto-
• self
• EX autopsy- seeing with ones own eyes
  examination of a body after death to determine
  the cause of death

11

• bi-
• two, double, twice
• EX biceps- muscle with two heads or points of
  origin

12

• cata-
• down, under, lower, against
• EX catabolism - breaking down of complex
  molecules into simple molecules, resulting in the
  release of energy

13

• circum-
• around
• EX circumference - the size of something as
  given by the distance around it

14

• co-, com-, con-
• with, together
• EX conjoin- to become joined together united

15

• contra-
• opposed, against
• EX contraindications - a condition or factor
  that increases the risks involved in using a
  particular drug, carrying out a medical
  procedure, or engaging in a particular activity.

16

• de-
• reverse, remove
• EX declaw - to remove the claws from

17

• di-
• two, twice
• EX dioxide a compound with two oxygen atoms
  per molecule

18

• dia-
• between, through, across, apart, completely
• EX diaphragm- A thin dome-shaped skeletal muscle
  that separates the thoracic and abdominal cavities

19

• dis-
• apart from, free from
• EX disconnect - To sever or interrupt the
  connection of or between

20

• dys-
• painful, abnormal, difficult
• EX dyspnea- difficulty breathing

21

• e-, ec-, ex-
• out of, free from, away from
• EX exhale- to emit air or vapor

22

• ecto-, exo-
• outer, outside, situated on
• EX exoskeleton - A hard outer structure, such as
  the shell of an insect or crustacean, that
  provides protection or support for an organism

23

• em-, en-
• in
• EX entangled twisted together in a tangled mass

24

• endo-
• within, inner
• EX endoscope - An instrument for examining
  visually the interior of a bodily canal or a
  hollow organ such as the colon, bladder, or
  stomach.

25

• ep-, epi-
• upon, on, over, above
• EX epidermis - The outermost layer of skin

26

• eu-
• normal, good, well, healthy
• EX euthanasia - The act or practice of ending
  the life of an individual suffering from a
  terminal illness or an incurable condition

27

• extra-
• above, outside of, beyond
• EX extraterrestrial - existing, taking place, or
  coming from outside the limits of the earth

28

• hemi-
• half
• EX hemisphere - A half of a symmetrical,
  approximately spherical object as divided by a
  plane of symmetry.

29

• hyper-
• excessive, above, beyond
• EX hypertension - high blood pressure

30

• hyp-, hypo-
• under, deficient, beneath
• EX hypodermic - relating to or located below the
  epidermis

31

• im-, in-
• in, into, within, not
• EX immature - Not fully grown or developed

32

• infra-
• below, beneath
• EX infrastructure - the underlying foundation or
  basic framework

33

• inter-
• between
• EX intermission - The period between the acts of
  a theatrical or musical performance

34

• intra
• within
• EX intramuscular injections - the injection of a
  substance directly into a muscle

35

• intro-
• into, within
• EX introvert - To turn or direct inward

36

• mes-, meso-
• middle
• EX mesothelioma a tumor of the mesothelium,
  often malignant and thought to be caused most
  commonly by the inhalation of asbestos particles

37

• meta-
• change, beyond, after
• EX metacarpals part of the skeleton of the
  hand or forefoot between the carpus and phalanges

38

• micr-, micro-
• small
• EX microscope - An optical instrument that uses
  a lens or a combination of lenses to produce
  magnified images of small objects, especially of
  objects too small to be seen by the unaided eye

39

• mult-, multi-
• many
• EX multitask - the performance by an individual
  of appearing to handle more than one task at the
  same time

40

• neo-
• new, recent
• EX neonatal - newborn

41

• pan-
• all, entire
• EX pancytopenia- deficiency of all blood cells

42

• para-
• beside, beyond
• EX paramedic - a person trained to assist
  medical professionals and to give emergency
  medical treatment

43

• per-
• through, excessive
• EX perspire -
• emit matter through the skin

44

• peri-
• around
• EX periodontics - branch of dentistry which
  studies supporting structures of teeth, and
  diseases and conditions that affect them

45

• poly-
• many, much, excessive
• EX polydactyly- having supernumerary digits

46

• post-
• after, behind
• EX postoperative- happening or done after a
  surgical operation

47

• pre-, pro
• before, in front of
• EX premature happening, done, arriving, or
  existing before the proper or usual time

48

• pseudo-
• false
• EX pseudopregnancy - an anestrous state
  resembling pregnancy that occurs in various
  mammals usually after an infertile copulation

49

• re-
• again, backward
• EX reflex - bent, turned, or thrown back
  reflected

50

• retro-
• backward, behind
• EX retrograde - Moving or tending backward

51

• semi-
• half, partial
• EX semiconscious- partially conscious not
  completely aware of sensations

52

• sub-
• under, beneath
• EX submerge - to put under water

53

• super-, supra-
• above, superior, excess
• EX superscript - A character set, printed, or
  written above and immediately to one side of
  another

54

• sym-, syn-
• together, with
• EX synchronize - to move or occur at the same
  time or rate

55

• trans-
• across, through
• EX transect - to cut across or divide by cutting

56

• ultra-
• beyond, excess
• EX ultraviolet - rays beyond the violet end of
  the visible spectrum