Medical terminology · Numbers and Amounts

semi- — Half

semi- means half. Latin source words and medical terminology examples: semicircular.

Meaning and source words

Meaning: Half

• Latin: semi-

Examples and word parts

semicircular

Shaped like half a circle.

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Related numbers and amounts terms

• bi- — Two

  bilateral

• brady- — Slow

  bradycardia

• diplo- — Double

  diplopia

• hemi- — Half

  hemisphere

• homo- — Same

  homogeneous

• hyper- — Above, beyond, excessive

  hyperthermia

• hypo- — Under, deficient

  hypothermia

• iso- — Equal, like

  isometric

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