hiss
— Noun
– English
～ a cry or noise made to express displeasure or contempt
hisser
— Noun
– English
～ someone who communicates disapproval by hissing
hissing
— Noun
– English
～ a fricative sound (especially as an expression of disapproval); "the performers could not be heard over the hissing of the audience"
histaminase
— Noun
– English
～ enzyme that acts as a catalyst in converting histidine to histamine
histamine headache
— Noun
– English
～ a painful recurring headache associated with the release of histamine from cells
histamine blocker
— Noun
– English
～ a medicine used to treat the gastric effects of histamine in cases of peptic ulcers and gastritis and gastroesophageal reflux; works by blocking the effects of histamine on the receptor site known as H2
histamine
— Noun
– English
～ amine formed from histidine that stimulates gastric secretions and dilates blood vessels; released by the human immune system during allergic reactions
histidine
— Noun
– English
～ an essential amino acid found in proteins that is important for the growth and repair of tissue
histiocyte
— Noun
– English
～ a macrophage that is found in connective tissue
histiocytosis
— Noun
– English
～ a blood disease characterized by an abnormal multiplication of macrophages
histocompatibility
— Noun
– English
～ condition in which the cells of one tissue can survive in the presence of cells of another tissue; "a successful graft or transplant requires a high degree of histocompatibility"
histocompatibility complex
— Noun
– English
～ a family of fifty or more genes on the sixth human chromosome that code for proteins on the surfaces of cells and that play a role in the immune response
histogram
— Noun
– English
～ a bar chart representing a frequency distribution; heights of the bars represent observed frequencies
histoincompatibility
— Noun
– English
～ incompatibility in which one person's tissue cannot be transplanted to another person
histologic
— Adjective
– English
～ of or relating to histology
histological
— Adjective
– English
～ of or relating to histology
histologically
— Adverb
– English
～ involving the use of histology or histological techniques; "histologically identifiable structures"
histologist
— Noun
– English
～ anatomist who specializes in the microscopic study of animal tissues
histology
— Noun
– English
～ the branch of biology that studies the microscopic structure of animal or plant tissues
histone
— Noun
– English
～ a simple protein containing mainly basic amino acids; present in cell nuclei in association with nucleic acids