What does leuk mean in medical terms?

leuk

Meaning: white

Type: Word root · Body system: Blood & Immune System

A word root is the core of a word; prefixes and suffixes attach around it. On this page: what leuk means, and real medical words that use it, each broken down into its parts.

Example words using leuk

leukemia
leuk (white) + -emia (blood condition) = blood condition involving white cells
leukocyte
leuk (white) + -cyte (cell) = white blood cell

More Blood & Immune System roots

Shortened forms

Charts and notes shorten long terms — see the Medical Abbreviations guide for the short forms you will meet in real records.

Please note: This section teaches the language of medicine — what word parts mean and how terms are built. It is an educational reference, not medical advice. For the meaning of a word in your own medical record, ask the clinician who wrote it.