Body Prefixes and Negative Prefixes
Body Position Prefixes
- ambi-: both
- amphi-: on both sides
- ante-: before
- anter/o-: before
- dextr/o-: right of
- dors/o-: back
- epi-: upon
- hypo-: under
- infra-: beneath or below
- inter-: between
- later/o-: side of
- mes/o-: middle of
- medi-: middle of
- post-: behind
- postero-: behind
- pre-: before
- pro-: before
- retro-: after
- sinistro-: left of
- sub-: under
Body Direction Prefixes
- ab-: from, away from
- ad-: to, toward, near
- circum-: around
- peri-: around
- ec-: out from
- ex-: out from
- dia-: through, across
- per-: through, across
- trans-: through, across
- ecto-: outside
- exo-: outside
- extra-: outside
- endo-: within, in
- intra-: within, in
- par-: beside, near, beyond
- para-: beside, near, beyond
- super-: above
- supra-: above
- ultra-: beyond, excess
Negative Prefixes
- a-: without, not, or lack of (e.g., a/febrile - no fever)
- an-: without, not, or lack of (e.g., an/orchidism - no testes)
- ar-: without, not, or lack of (e.g., ar/rhythmia)
- im-: not or in (e.g., im/permeable - not penetrable)
- in-: not or in (e.g., in/continent - not contain)