What does haematological mean?
Haematological is a formal adjective meaning relating to blood, blood-forming tissues, or haematology, the branch of medicine concerned with the blood and its disorders. It is especially common in clinical and laboratory contexts, where it describes blood tests, profiles, parameters, malignancies, and other conditions involving blood or the bone marrow, spleen, and related tissues. For example, a doctor may request a haematological assessment when investigating anaemia, abnormal blood-cell counts, clotting problems, or a suspected blood disorder. The word is closely associated with medicine and scientific research rather than everyday speech. In British English it is normally spelled haematological, with the vowel used in words such as haemoglobin; the corresponding American spelling is hematological. Recognising the adjective is useful in medical reports and health journalism, where it identifies findings that concern blood and the systems that produce it.
adjectiveRelating to blood, blood-forming tissues, or the branch of medicine concerned with their study and disorders.
- Relating to blood, blood-forming tissues, or the medical study of these.
"The doctor ordered a full haematological workup to investigate the patient's anaemia."
"The laboratory reported abnormal haematological results and referred the patient to a haematologist."
"Researchers are studying the haematological effects of long-term exposure to the chemical."
Its spelling signals its regional identity: haem- in British English, but hem- in American English.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does haematological come from?
Haematological is derived from haematology, which combines the Greek haima, “blood,” with the scholarly suffix -logia, associated with the study of a subject. The adjective was formed with the suffix -ical, meaning “relating to” or “pertaining to.” Its haem- spelling reflects the form traditionally used in British English, while American English generally uses the corresponding hem- spelling.
Related word forms
How haematological is actually used
This is a formal medical and scientific term. British English normally uses the spelling haematological, while American English normally uses hematological.
Easily confused with haematological
This is the standard American spelling of the same British-English adjective.
Haematology is the branch of medicine that studies blood and blood-forming tissues, whereas haematological describes something relating to that field.