| DEHYDRORETINOLS | • DEHYDRORETINOL n. vitamin A2. |
| HEXYLRESORCINOL | • hexylresorcinol n. (Organic chemistry) A hexyl derivative of resorcinol that has anaesthetic, antiseptic and antihelmintic properties. • HEXYLRESORCINOL n. a crystalline phenol used as an antiseptic and anthelmintic. |
| HUCKLEBERRYINGS | • HUCKLEBERRYING n. gathering huckleberries. |
| HYDROCORALLINES | • HYDROCORALLINE n. a member the Hydrozoa, which includes millepores etc. |
| HYDROXYPROLINES | • hydroxyprolines n. Plural of hydroxyproline. • HYDROXYPROLINE n. an amino acid. |
| HYPERADRENALISM | • hyperadrenalism n. (Pathology) An excessive level of adrenal hormones in the body. • HYPERADRENALISM n. excessive activity of the adrenal gland. |
| HYPERPOLARISING | • hyperpolarising v. Present participle of hyperpolarise. • HYPERPOLARISE v. to increase the difference in electric potential across a cell membrane, also HYPERPOLARIZE. |
| HYPERVIRULENCES | Sorry, definition not available. |
| IRREPREHENSIBLY | • irreprehensibly adv. In an irreprehensible manner. • IRREPREHENSIBLE adv. beyond blame. |
| METHYLMERCURIES | • methylmercuries n. Plural of methylmercury. • methyl␣mercuries n. Plural of methyl mercury. • METHYLMERCURY n. any of several extremely toxic organometallic compounds formed from metallic mercury by the action of microorganisms. |
| MICROSPOROPHYLL | • microsporophyll n. A leaflike organ that bears one or more microsporangia (contrast megasporophyll or macrosporophyll). • MICROSPOROPHYLL n. a specialised leaf bearing or subtending one or more microsporangia. |
| PEROXYSULPHURIC | • PEROXYSULPHURIC adj. as in peroxysulphuric acid. |
| POLYARTHRITIDES | • polyarthritides n. Plural of polyarthritis. • POLYARTHRITIS n. arthritis affecting several joints. |
| POLYARTHRITISES | • POLYARTHRITIS n. arthritis affecting several joints. |
| PREHISTORICALLY | • prehistorically adv. In a prehistoric manner. • prehistorically adv. Regarding prehistory. • PREHISTORICAL adv. relating to the time before historical records, also PREHISTORIC. |
| PSYCHROMETRICAL | • psychrometrical adj. Psychrometric. • PSYCHROMETRICAL adj. relating to measurement by psychrometer, also PSYCHOMETRIC, PSYCHOMETRICAL, PSYCHROMETRIC. |
| PTERYLOGRAPHIES | • pterylographies n. Plural of pterylography. • PTERYLOGRAPHY n. a description of pterylae. |
| SYNARTHRODIALLY | • synarthrodially adv. By means of synarthrosis. • SYNARTHRODIAL adv. of, relating to, or being a synarthrosis. |
| UNTRUSTWORTHILY | • untrustworthily adv. In an untrustworthy manner. • UNTRUSTWORTHY adv. not trustworthy. |