| HETEROCYSTOUS | • heterocystous adj. Having heterocysts. • HETEROCYSTOUS adj. of or like a heterocyst. |
| HETEROSTROPHY | • heterostrophy n. (Biology) Twisting in a different direction. • HETEROSTROPHY n. the state of being heterostrophic, consisting of unequal strophes. |
| HETEROSTYLOUS | • heterostylous adj. Exhibiting heterostyly. • HETEROSTYLOUS adj. having styles of different length in different flowers, also HETEROSTYLED. |
| HETEROZYGOTES | • heterozygotes n. Plural of heterozygote. • HETEROZYGOTE n. a heterozygous individual. |
| HYPOTHECATORS | • hypothecators n. Plural of hypothecator. • HYPOTHECATOR n. one who hypothecates. |
| HYSTEROTOMIES | • hysterotomies n. Plural of hysterotomy. • HYSTEROTOMY n. a Caesarean cut. |
| PHYTOESTROGEN | • phytoestrogen n. (Biochemistry) A substance found in certain plants (such as genistein) which can produce effects like… • PHYTOESTROGEN n. a plant substance similar to a weak oestrogen. |
| STOECHIOMETRY | • stœchiometry n. Obsolete spelling of stoichiometry. • STOECHIOMETRY n. the branch of chemistry that deals with the numerical proportions in which substances react, also STOICHIOMETRY. |
| STOICHIOMETRY | • stoichiometry n. (Uncountable, chemistry) The study and calculation of quantitative (measurable) relationships of the… • stoichiometry n. (Countable, chemistry) The quantitative relationship between the reactants and products of a specific… • STOICHIOMETRY n. the branch of chemistry that deals with the numerical proportions in which substances react, also STOECHIOMETRY. |
| THORACOPLASTY | • thoracoplasty n. (Surgery) Surgery of the chest, usually involving removal of ribs. • THORACOPLASTY n. surgery to collapse a diseased lung by removing selected portions of the ribs. |
| THROMBOLYTICS | • thrombolytics n. Plural of thrombolytic. • THROMBOLYTIC n. a thrombolytic drug. |
| THYROTROPHINS | • thyrotrophins n. Plural of thyrotrophin. • THYROTROPHIN n. a hormone, produced in the anterior lobe of the pituitary gland, which stimulates the thyroid, also THYROTROPIN. |
| TOPOCHEMISTRY | • topochemistry n. (Chemistry) The chemistry of reactions that are dependent on, or change, the topology of the reactants. • TOPOCHEMISTRY n. the study of reactions that only occur at specific regions in a system. |
| TRICHOPHYTONS | • trichophytons n. Plural of trichophyton. • TRICHOPHYTON n. any fungus of the genus Trichophyton, causing ringworm. |
| YELLOWTHROATS | • yellowthroats n. Plural of yellowthroat. • YELLOWTHROAT n. any of several largely olive American warblers. |