| BIOTOXIN | • biotoxin n. Any toxin produced by a living organism. • BIOTOXIN n. a poison of biological origin. |
| ECOTOXIC | • ecotoxic adj. Exhibiting ecotoxicity. • ECOTOXIC adj. poisonous to flora and fauna. |
| EXOTOXIC | • exotoxic adj. Of, related to, or caused by an exotoxin. • EXOTOXIC adj. relating to an exotoxin, an excreted toxin. |
| EXOTOXIN | • exotoxin n. Any toxin secreted by a microorganism into the surrounding environment. • EXOTOXIN n. a secreted toxin. |
| NEOTOXIN | • NEOTOXIN n. any harmful substance in the environment causing illness or allergy. |
| NONTOXIC | • nontoxic adj. Not toxic; not poisonous. • nontoxic n. A substance that is not toxic. • non-toxic adj. Alternative form of nontoxic. |
| OTOTOXIC | • ototoxic adj. Causing ototoxicity. • OTOTOXIC adj. adversely affecting hearing or balance. |
| OXYTOCIC | • oxytocic adj. (Medicine) Serving to promote uterine contractions, thus accelerating childbirth. • oxytocic n. An oxytocic drug. • OXYTOCIC n. a drug that hastens childbirth. |
| OXYTOCIN | • oxytocin n. (Biochemistry) A hormone that stimulates contractions during labor, and then the production of milk;… • OXYTOCIN n. a pituitary hormone that stimulates uterine muscle contraction. |
| OXYTONIC | • oxytonic adj. (Prosody) Having a stress on the last syllable. • OXYTONIC adj. like an oxytone. |
| PROTOXID | • protoxid n. Archaic form of protoxide. • PROTOXID n. that one of a series of oxides having the lowest proportion of oxygen, also PROTOXIDE. |
| ZOOTOXIC | • zootoxic adj. Of or pertaining to zootoxins. • ZOOTOXIC adj. relating to a zootoxin, a poison derived from an animal. |
| ZOOTOXIN | • zootoxin n. A toxin produced by an animal. • ZOOTOXIN n. a toxin produced by an animal. |