| CHLOROETHYLENE | • chloroethylene n. (Organic chemistry) The unsaturated halogenated hydrocarbon vinyl chloride or any similar compound. • CHLOROETHYLENE n. vinyl chloride. |
| HEALTHLESSNESS | • healthlessness n. The state or condition of being healthless. • HEALTHLESSNESS n. the state of being healthless. |
| HEAVYHEARTEDLY | • heavyheartedly adv. Alternative form of heavy-heartedly. • heavy-heartedly adv. In a heavy-hearted manner; sadly, morosely. • HEAVYHEARTED adv. despondent, saddened. |
| HELIOTHERAPIES | • heliotherapies n. Plural of heliotherapy. • HELIOTHERAPY n. medical treatment by exposure to the sun's rays. |
| HEPHTHEMIMERAL | • hephthemimeral adj. (Poetry) Of or relating to a hephthemimer. • HEPHTHEMIMERAL adj. relating to a hephthemimer. |
| HETEROLECITHAL | • heterolecithal adj. (Biology) Having the yolk unevenly distributed within the cytoplasm. • HETEROLECITHAL adj. of the eggs of birds, having an unequally distributed yolk. |
| HETEROPHYLLIES | • HETEROPHYLLY n. the state of being heterophyllous. |
| HETEROTHALLIES | • HETEROTHALLY n. the state of being heterothallic, also HETEROTHALLISM. |
| PHENETHYLAMINE | • phenethylamine n. (Uncountable, organic chemistry) An aromatic amine which is a colorless liquid at room temperature. • phenethylamine n. (Countable, organic chemistry) Any of a group of compounds derived from that amine. • phenethylamine n. (Biochemistry) A monoamine neurotransmitter and neuromodulator found in the brain. |
| PHENYLEPHRINES | • phenylephrines n. Plural of phenylephrine. • PHENYLEPHRINE n. an agent used in the form of its hydrochloride as a vasoconstrictor. |
| SHELLFISHERIES | • shellfisheries n. Plural of shellfishery. • SHELLFISHERY n. a commercially exploited population of shellfish. |
| TEREPHTHALATES | • terephthalates n. Plural of terephthalate. • TEREPHTHALATE n. a salt or ester of terephthalic acid. |
| WHOLEHEARTEDLY | • wholeheartedly adv. In a wholehearted manner; enthusiastically; without reserve. • whole-heartedly adv. Alternative spelling of wholeheartedly. • WHOLEHEARTED adv. completely and sincerely devoted, determined, or enthusiastic. |